platform_configs: drop 3 tests configs on debian-11 arm64

Pick-to: 6.8
Change-Id: Ie9981ec2760780779a328370acb81fdb664e71a1
Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>

coin/platform_configs/cmake_platforms.yaml

@@ -194,18 +194,6 @@ Configurations:
     Environment variables: [
         'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY -DOPENSSL_ROOT_DIR={{.Env.OPENSSL_HOME}}',
     ]
-# Test on Debian-11.6 offscreen
--
-    Id: 'debian-11.6-arm64-offscreen-tests'
-    Template: 'qtci-linux-Debian-11.6-aarch64-50'
-    Compiler: 'GCC'
-    Features: ['Sccache', 'InsignificantTests', 'TestOnly']
-    Environment variables: [
-        'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
-        'QT_QPA_OFFSCREEN_NO_GLX=1',
-        'QT_QPA_PLATFORM=offscreen'
-    ]
-    Platform dependency: 'debian-11.6-arm64'
 -
     Id: 'ios-universal'
     Template: 'qtci-macos-13-x86_64-103'

coin/platform_configs/qt5.yaml

@@ -4,14 +4,4 @@ Include: [
     address_sanitizer_platforms.yaml,
     offline_documentation.yaml
 ]
-Configurations:
-# Test on Debian-11.6 Wayland
--
-    Id: 'debian-11.6-arm64-wayland-tests'
-    Template: 'qtci-linux-Debian-11.6-aarch64-50'
-    Compiler: 'GCC'
-    Features: ['Sccache', 'TestOnly', 'RunDependencyTests', 'InsignificantTests']
-    Environment variables: [
-        'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY'
-    ]
-    Platform dependency: 'debian-11.6-arm64'
+Configurations: []

coin/platform_configs/qtwayland.yaml

@@ -43,13 +43,3 @@ Configurations:
     Compiler: 'GCC'
     Features: ['TestOnly', 'RunDependencyTests', 'InsignificantTests']
     Platform dependency: 'ubuntu-24.04-x64'
-# Test on Debian-11.6 Wayland
--
-    Id: 'debian-11.6-arm64-wayland-tests'
-    Template: 'qtci-linux-Debian-11.6-aarch64-50'
-    Compiler: 'GCC'
-    Features: ['Sccache', 'TestOnly', 'RunDependencyTests', 'InsignificantTests']
-    Environment variables: [
-        'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY'
-    ]
-    Platform dependency: 'debian-11.6-arm64'