Add Red Hat 9.4 with non-blocking tests in CI

RHEL-9.4 will be run in parallel with RHEL-9.2 with insignificant tests
until RHEL-9.4 is confirmed stable, then it will replace RHEL-9.2.
[CI Platforms]

Adapted for 6.8:
* remove install-firebird.sh, which is only in dev
* remove 90-install-oracle.sh, which is only in dev

Task-number: QTQAINFRA-6362
Change-Id: I92c10a15346e7bd0c0190a8d6a6513cf6143d2a8
(cherry picked from commit ee8ee93d91)
Reviewed-by: Tim Blechmann <tim.blechmann@qt.io>

coin/platform_configs/cmake_platforms.yaml

@@ -212,6 +212,16 @@ Configurations:
         'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
         'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE -DINPUT_headersclean=ON'
     ]
+-
+    Id: 'rhel-9.4'
+    Template: 'qtci-linux-RHEL-9.4-x86_64-50'
+    Compiler: 'GCC'
+    Features: ['Sccache', 'UseConfigure', 'InstallQt5Dependencies', 'GenerateSBOM', 'VerifySBOM', 'InsignificantTests']
+    Configure arguments: '-nomake examples -release -force-debug-info -headersclean -separate-debug-info -qt-libjpeg -qt-libpng -qt-pcre -qt-harfbuzz -qt-doubleconversion -no-libudev -bundled-xcb-xinput'
+    Environment variables: [
+        'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
+        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE -DINPUT_headersclean=ON'
+    ]
 -
     Id: 'ios-universal'
     Template: 'qtci-macos-14-arm-106'

coin/platform_configs/qmake2cmake.yaml

@@ -13,6 +13,10 @@ Configurations:
     Template: 'qtci-linux-RHEL-9.2-x86_64-51'
     Compiler: 'GCC'
     Features: ['DisableTests']
+-
+    Template: 'qtci-linux-RHEL-9.4-x86_64-50'
+    Compiler: 'GCC'
+    Features: ['DisableTests']
 -
     Template: 'qtci-linux-Ubuntu-22.04-x86_64-51'
     Compiler: 'GCC'

coin/platform_configs/qtbase-new-compiler-testing.yaml

@@ -12,3 +12,14 @@ Configurations:
         'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
         'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DINPUT_headersclean=ON'
     ]
+-
+    Id: 'rhel-9.4-gcc12'
+    Template: 'qtci-linux-RHEL-9.4-x86_64-50'
+    Compiler: 'GCC'
+    Features: ['Sccache', 'UseConfigure', 'InstallQt5Dependencies', 'DoNotRunTests', 'InsignificantTests']
+    Configure arguments: '-developer-build -nomake examples -release -force-debug-info -headersclean -separate-debug-info -qt-pcre -no-libudev -bundled-xcb-xinput'
+    Environment variables: [
+        'PATH=/opt/rh/gcc-toolset-12/root/usr/bin/:{{.Env.PATH}}',
+        'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
+        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DINPUT_headersclean=ON'
+    ]