generator: customize: Insert whitespace between entries.

Just a whitespace change.

generator/customize.ml

@@ -54,6 +54,7 @@ Change the permissions of C<FILE> to C<PERMISSIONS>.
 I<Note>: C<PERMISSIONS> by default would be decimal, unless you prefix
 it with C<0> to get octal, ie. use C<0700> not C<700>.";
   };
+
   { op_name = "delete";
     op_type = String "PATH";
     op_discrim = "`Delete";
@@ -64,6 +65,7 @@ contents, recursively).
 
 See also: I<--upload>, I<--scrub>.";
   };
+
   { op_name = "edit";
     op_type = StringPair "FILE:EXPR";
     op_discrim = "`Edit";
@@ -78,6 +80,7 @@ Note that this option is only available when Perl 5 is installed.
 
 See L<virt-edit(1)/NON-INTERACTIVE EDITING>.";
   };
+
   { op_name = "firstboot";
     op_type = String "SCRIPT";
     op_discrim = "`FirstbootScript";
@@ -96,6 +99,7 @@ order that they appear on the command line.
 
 See also I<--run>.";
   };
+
   { op_name = "firstboot-command";
     op_type = String "'CMD+ARGS'";
     op_discrim = "`FirstbootCommand";
@@ -109,6 +113,7 @@ order that they appear on the command line.
 
 See also I<--run>.";
   };
+
   { op_name = "firstboot-install";
     op_type = StringList "PKG,PKG..";
     op_discrim = "`FirstbootPackages";
@@ -121,6 +126,7 @@ installed when the guest first boots using the guest's package manager
 For an overview on the different ways to install packages, see
 L<virt-builder(1)/INSTALLING PACKAGES>.";
   };
+
   { op_name = "hostname";
     op_type = String "HOSTNAME";
     op_discrim = "`Hostname";
@@ -129,6 +135,7 @@ L<virt-builder(1)/INSTALLING PACKAGES>.";
 Set the hostname of the guest to C<HOSTNAME>.  You can use a
 dotted hostname.domainname (FQDN) if you want.";
   };
+
   { op_name = "install";
     op_type = StringList "PKG,PKG..";
     op_discrim = "`InstallPackages";
@@ -143,6 +150,7 @@ L<virt-builder(1)/INSTALLING PACKAGES>.
 
 See also I<--update>.";
   };
+
   { op_name = "link";
     op_type = TargetLinks "TARGET:LINK[:LINK..]";
     op_discrim = "`Link";
@@ -151,6 +159,7 @@ See also I<--update>.";
 Create symbolic link(s) in the guest, starting at C<LINK> and
 pointing at C<TARGET>.";
   };
+
   { op_name = "mkdir";
     op_type = String "DIR";
     op_discrim = "`Mkdir";
@@ -161,6 +170,7 @@ Create a directory in the guest.
 This uses S<C<mkdir -p>> so any intermediate directories are created,
 and it also works if the directory already exists.";
   };
+
   { op_name = "password";
     op_type = UserPasswordSelector "USER:SELECTOR";
     op_discrim = "`Password";
@@ -172,6 +182,7 @@ create the user account).
 See L<virt-builder(1)/USERS AND PASSWORDS> for the format of
 the C<SELECTOR> field, and also how to set up user accounts.";
   };
+
   { op_name = "root-password";
     op_type = PasswordSelector "SELECTOR";
     op_discrim = "`RootPassword";
@@ -185,6 +196,7 @@ the C<SELECTOR> field, and also how to set up user accounts.
 Note: In virt-builder, if you I<don't> set I<--root-password>
 then the guest is given a I<random> root password.";
   };
+
   { op_name = "run";
     op_type = String "SCRIPT";
     op_discrim = "`Script";
@@ -207,6 +219,7 @@ in the same order that they appear on the command line.
 
 See also: I<--firstboot>, I<--attach>, I<--upload>.";
   };
+
   { op_name = "run-command";
     op_type = String "'CMD+ARGS'";
     op_discrim = "`Command";
@@ -226,6 +239,7 @@ in the same order that they appear on the command line.
 
 See also: I<--firstboot>, I<--attach>, I<--upload>.";
   };
+
   { op_name = "scrub";
     op_type = String "FILE";
     op_discrim = "`Scrub";
@@ -245,6 +259,7 @@ It cannot delete directories, only regular files.
 
 =back";
   };
+
   { op_name = "timezone";
     op_type = String "TIMEZONE";
     op_discrim = "`Timezone";
@@ -253,6 +268,7 @@ It cannot delete directories, only regular files.
 Set the default timezone of the guest to C<TIMEZONE>.  Use a location
 string like C<Europe/London>";
   };
+
   { op_name = "update";
     op_type = Unit;
     op_discrim = "`Update";
@@ -264,6 +280,7 @@ template to their latest versions.
 
 See also I<--install>.";
   };
+
   { op_name = "upload";
     op_type = StringPair "FILE:DEST";
     op_discrim = "`Upload";
@@ -282,6 +299,7 @@ name as on the local filesystem.
 
 See also: I<--mkdir>, I<--delete>, I<--scrub>.";
   };
+
   { op_name = "write";
     op_type = StringPair "FILE:CONTENT";
     op_discrim = "`Write";
@@ -315,6 +333,7 @@ the image was built, use this option.
 
 See also: L</LOG FILE>.";
   };
+
   { flag_name = "password-crypto";
     flag_type = FlagPasswordCrypto "md5|sha256|sha512";
     flag_ml_var = "password_crypto";
@@ -340,6 +359,7 @@ If you want to do that, then you should use the I<--edit> option
 to modify C</etc/sysconfig/authconfig> (Fedora, RHEL) or
 C</etc/pam.d/common-password> (Debian, Ubuntu).";
   };
+
   { flag_name = "selinux-relabel";
     flag_type = FlagBool false (* XXX - the default in virt-builder *);
     flag_ml_var = "selinux_relabel";