Rolling back default build mode of samples to debug on Android
Merge pull request #8890 from Dhilan007/v3-testcase-android

Rolling back default build mode of samples to debug on Android
remove unneeded codes
Merge pull request #8891 from minggo/remove-unneeded-code

[ci skip]remove unneeded codes
[ci skip] fix typo
[ci skip]update config.json
Fixed incorrect file path of audio resource in AudioEngine on Android.
Merge pull request #8894 from Dhilan007/v3-testcase-android

Fixed incorrect file path of audio resource in AudioEngine on Android.
update runtime version to 1.5
Merge pull request #8895 from cocoscodeide/v3

update runtime version to 1.5
Merge pull request #8893 from dabingnn/v3_fixTypo

[ci skip] fix typo
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_new_spine