update release note
Update RELEASE_NOTES.md
update version
Update RELEASE_NOTES.md
fixed emit last frame several times
add needed link library for linux
fixed timeline loop
Fixed #8838
Fix the bug in the tolua_cocos2dx_GLProgram_setUniformLocationF32
Fix Label: endless loop if not using system font, and constrained length is less than one character width
fix memory leak when reload texture
Merge pull request #8842 from joshuastray/v3

add needed link library for linux
change asset manager to use a new resource, which will not affect other test cases
Update plugin submodule
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_new_spine
fix memory leak when add listener to ui object
update release note
Merge pull request #8856 from samuele3hu/v3_new_spine

Fix a bug in the tolua_cocos2dx_GLProgram_setUniformLocationF32 and update plugin submodule
Merge pull request #8858 from minggo/update-release-note

[ci skip]Update release note
change lua asset manager test cases