Fix miscellaneous spelling mistakes

$ git ls-files | xargs codespell

docs/guestfs-building.pod

@@ -747,7 +747,7 @@ We backport upstream features.
 
 =back
 
-The patches we apply to RHEL releases are available publically in the
+The patches we apply to RHEL releases are available publicly in the
 upstream git repository, in a branch called C<rhel-x.y>
 
 For example, the RHEL 7.3 patches are available here:

docs/guestfs-hacking.pod

@@ -817,7 +817,7 @@ We support i18n (gettext anyhow) in the library.
 However many messages come from the daemon, and we don’t translate
 those at the moment.  One reason is that the appliance generally has
 all locale files removed from it, because they take up a lot of space.
-So we'd have to readd some of those, as well as copying our PO files
+So we'd have to re-add some of those, as well as copying our PO files
 into the appliance.
 
 Debugging messages are never translated, since they are intended for

docs/guestfs-release-notes-1.28.pod

@@ -451,7 +451,7 @@ virt-builder "proxy=off" setting doesn't turn off the proxy for downloads
 
 =item L<https://bugzilla.redhat.com/1094746>
 
-virt-sparsify man failes to mention what happens to snapshots within a qcow2 image (they are discarded)
+virt-sparsify man fails to mention what happens to snapshots within a qcow2 image (they are discarded)
 
 =item L<https://bugzilla.redhat.com/1092753>
 

docs/guestfs-release-notes-1.32.pod

@@ -395,7 +395,7 @@ RFE: V2V to check and warn user to disable group policy and anti virus on Window
 
 =item L<https://bugzilla.redhat.com/1260590>
 
-Wrong graphics protocal and video type set for guest after convert to rhev 3.6 by virt-v2v
+Wrong graphics protocol and video type set for guest after convert to rhev 3.6 by virt-v2v
 
 =item L<https://bugzilla.redhat.com/1258342>
 

docs/guestfs-release-notes-1.36.pod

@@ -279,7 +279,7 @@ Debian hosts using UsrMerge are now supported (Pino Toscano).
 Header files and C structs can now have internal documentation using
 the special C</** ... */> comments.
 
-C<@VAR@> subtitutions in C<./run> are now fully quoted.  This is
+C<@VAR@> substitutions in C<./run> are now fully quoted.  This is
 necessary so that (eg) C<./configure PYTHON=/some/path> works robustly
 if C</some/path> contains characters that need to be quoted (Hilko
 Bengen).
@@ -417,7 +417,7 @@ Importing VMs from VMware is failing with error "Inspection field 'i_arch' was '
 
 =item L<https://bugzilla.redhat.com/1401320>
 
-RFE: Increate virt-sysprep coverage a bit
+RFE: Increase virt-sysprep coverage a bit
 
 =item L<https://bugzilla.redhat.com/1400205>
 

docs/guestfs-release-notes-1.4.pod

@@ -158,7 +158,7 @@ the git repository, or the ChangeLog file distributed in the tarball.
  - 588763 libguestfs should use non-public or link-local addresses for appliance network
  - 588733 Updates to Spanish translation
  - 588651 guestfish 'strings-e' cmd does not give proper error message or hint
- - 587484 lvresize can't reduce size of a volumn
+ - 587484 lvresize can't reduce size of a volume
  - 585961 Updates to Spanish translation
  - 585223 ntfsresize should support shrinking filesystems
  - 585222 pvresize should support shrinking PVs

docs/guestfs-release-notes-1.50.pod

@@ -116,7 +116,7 @@ Disable the LVM2 devicesfile in the appliance since it interferes with
 cloned LVs that have the same UUID (Laszlo Ersek).
 
 Don't use C<-cpu max> on RISC-V as it is not yet supported by qemu's
-TCG emulation of that architecture.  This will be reenabled when qemu
+TCG emulation of that architecture.  This will be re-enabled when qemu
 gets support.
 
 Avoid a rare hang that would happen when launching the appliance.