docs: Ignore more generated headers.

Updates commit bd21993d77.

Makefile.am

@@ -309,9 +309,9 @@ docs/C_SOURCE_FILES: configure.ac
 	rm -f $@ $@-t
 	find $(DIST_SUBDIRS) -name '*.[ch]' | \
 	grep -v -E '^(builder/index-parse\.|builder/index-scan\.|examples/|gnulib/|gobject/|perl/|tests/|test-data/)' | \
-	grep -v -E '/((guestfs|rc)_protocol\.c)$$' | \
+	grep -v -E '/(guestfs|rc)_protocol\.' | \
 	grep -v -E '.*/errnostring\.' | \
-	grep -v -E '.*-gperf\.c$$' | \
+	grep -v -E '.*-gperf\.' | \
 	LC_ALL=C sort > $@-t
 	mv $@-t $@
 

docs/C_SOURCE_FILES

@@ -62,7 +62,6 @@ daemon/fstrim.c
 daemon/glob.c
 daemon/grep.c
 daemon/grub.c
-daemon/guestfs_protocol.h
 daemon/guestfsd.c
 daemon/headtail.c
 daemon/hexdump.c
@@ -161,7 +160,6 @@ erlang/dispatch.c
 erlang/main.c
 erlang/structs.c
 fish/alloc.c
-fish/cmds-gperf.h
 fish/cmds.c
 fish/completion.c
 fish/config.c
@@ -209,7 +207,6 @@ fish/prepopts.h
 fish/progress.c
 fish/progress.h
 fish/rc.c
-fish/rc_protocol.h
 fish/reopen.c
 fish/run-0.c
 fish/run-1.c
@@ -336,7 +333,6 @@ src/guestfs-internal-frontend-cleanups.h
 src/guestfs-internal-frontend.h
 src/guestfs-internal.h
 src/guestfs.h
-src/guestfs_protocol.h
 src/guid.c
 src/handle.c
 src/info.c