wpe-simple-launcher: Apply GL sink regression workaround conditionally just for raspberrypi5

[psaavedra]

SSIA

[github-actions]

💿️ Image for wpe-2_46-raspberrypi5 (ref: 0fe6863).

• ✅️ Tests passed for wpe-2_46-raspberrypi5 on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051325-wpe-2_46-raspberrypi5/robot/report.html

[github-actions]

💿️ Image for wpe-2_46-raspberrypi3-mesa (ref: 0fe6863).

• ⚠️ Failures were detected in the test results for wpe-2_46-raspberrypi3-mesa on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051325-wpe-2_46-raspberrypi3-mesa/robot/report.html

[github-actions]

💿️ Image for wpe-2_46-raspberrypi5 (ref: 7677b51).

• ✅️ Tests passed for wpe-2_46-raspberrypi5 on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051827-wpe-2_46-raspberrypi5/robot/report.html

[github-actions]

💿️ Image for wpe-2_46-wandboard-mesa (ref: 7677b51).

• ⚠️ Failures were detected in the test results for wpe-2_46-wandboard-mesa on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051827-wpe-2_46-wandboard-mesa/robot/report.html

[github-actions]

💿️ Image for wpe-2_46-raspberrypi3-mesa (ref: 7677b51).

• ⚠️ Failures were detected in the test results for wpe-2_46-raspberrypi3-mesa on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051827-wpe-2_46-raspberrypi3-mesa/robot/report.html

[github-actions]

💿️ Image for wpe-2_46-wandboard-mesa (ref: 0fe6863).

• ⚠️ Failures were detected in the test results for wpe-2_46-wandboard-mesa on core-image-weston-wpe. Tests results: https://wk-contrib.igalia.com/yocto/meta-wpe-image/202503051325-wpe-2_46-wandboard-mesa/robot/report.html