[gnome-builder] build: update default C compiler flags

[Christian Hergert <chergert src gnome org>]

commit c4bf0ace8c0a7aa8ed3c81367b12f0eb27aabd89
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jul 11 15:59:13 2022 -0700

    build: update default C compiler flags

 meson.build | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/meson.build b/meson.build
index 0f4dea453..bf39e2e4a 100644
--- a/meson.build
+++ b/meson.build
@@ -155,8 +155,7 @@ test_c_args = [
   '-Werror=empty-body',
   '-Werror=implicit',
   '-Werror=implicit-function-declaration',
-  # Ignore until mkenums is fixed
-  # '-Werror=incompatible-pointer-types',
+  '-Werror=incompatible-pointer-types',
   '-Werror=init-self',
   '-Werror=int-conversion',
   '-Werror=int-to-pointer-cast',
@@ -173,7 +172,6 @@ test_c_args = [
   '-Werror=return-type',
   '-Werror=sequence-point',
   '-Werror=shadow',
-  '-Werror=strict-prototypes',
   '-Werror=trigraphs',
   '-Werror=undef',
   '-Werror=write-strings',