[gimp/wip/jtojnar/meson-dist: 115/117] tools: Use env in shebangs

[Jehan <jehanp src gnome org>]

commit 3279bb335132514bb4291e9d48e453a0e1920c2a
Author: Jan Tojnar <jtojnar gmail com>
Date:   Fri Feb 25 16:07:37 2022 +0100

    tools: Use env in shebangs
    
    Having perl and bash in /usr/bin/ is less common than having them on PATH
    (e.g. Nix does not have them there).

 app/tests/create_test_env.sh | 2 +-
 tools/gimp-mkenums           | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/app/tests/create_test_env.sh b/app/tests/create_test_env.sh
index 4bf5bfd458..c66c3a0f84 100755
--- a/app/tests/create_test_env.sh
+++ b/app/tests/create_test_env.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copy tests resources
 for dir in files gimpdir gimpdir-empty; do
diff --git a/tools/gimp-mkenums b/tools/gimp-mkenums
index f39103f567..e009f2f9fa 100755
--- a/tools/gimp-mkenums
+++ b/tools/gimp-mkenums
@@ -1,4 +1,6 @@
-#!/usr/bin/perl -w
+#!/usr/bin/env perl
+
+use warnings;
 
 # This is gimp-mkenums, a perl script based on glib-mkenums.
 # It can be used just like glib-mkenums but offers one extra