[gimp] devel-docs, extensions: more gitignore updates.

[Jehan <jehanp src gnome org>]

commit edf0d081bd3a33bd72e4a1b50c9d645e56746fa2
Author: Jehan <jehan girinstud io>
Date:   Wed Feb 2 14:18:51 2022 +0100

    devel-docs, extensions: more gitignore updates.

 devel-docs/g-ir-docs/.gitignore      | 2 ++
 extensions/goat-exercises/.gitignore | 2 ++
 2 files changed, 4 insertions(+)
---
diff --git a/devel-docs/g-ir-docs/.gitignore b/devel-docs/g-ir-docs/.gitignore
new file mode 100644
index 0000000000..b336cc7cec
--- /dev/null
+++ b/devel-docs/g-ir-docs/.gitignore
@@ -0,0 +1,2 @@
+/Makefile
+/Makefile.in
diff --git a/extensions/goat-exercises/.gitignore b/extensions/goat-exercises/.gitignore
index 336e0428f7..4b463249d4 100644
--- a/extensions/goat-exercises/.gitignore
+++ b/extensions/goat-exercises/.gitignore
@@ -4,3 +4,5 @@
 /Makefile.in
 /goat-exercise-c
 /goat-exercise-c.exe
+/goat-exercise-vala.c
+/goat_exercise_vala_vala.stamp