fix: fix compilation of the flatpak image

- allow gcc 14 and 15 under linux
- disable sdl2_image tests for the flatpak test run

Author: Totto16

io.github.openbrickprotocolfoundation.oopetris.yml

@@ -15,6 +15,7 @@ modules:
       - --fatal-meson-warnings
       - -Drun_in_ci=true # note we always want the CI checks in the case we built the flatpak
       - --force-fallback-for=fmt # note, the freedesktop sdk has this installed, but it is not copiable into the runtime, so we need to build it ourself, to be able to install it correctly
+      - -Dsdl2_image:test=false # disable failing sdl2_image tests
     builddir: true
     build-options:
       build-args:

tools/options/meson.build

@@ -61,6 +61,11 @@ if get_option('run_in_ci')
         'checks': ['>=15', '<16'],
     }
 
+    gcc_14_or_15_compiler = {
+        'id': 'gcc',
+        'checks': ['>=14', '<16'],
+    }
+
     msvc_compiler_current = {
         'id': 'msvc',
         'checks': ['>=19.43', '<20'],
@@ -91,7 +96,7 @@ if get_option('run_in_ci')
             'compilers': [gcc_15_compiler],
         },
         'linux': {
-            'compilers': [clang_20_compiler, gcc_14_compiler],
+            'compilers': [clang_20_compiler, gcc_14_or_15_compiler],
         },
         'darwin': {
             'compilers': [clang_20_compiler],