bump 2.0 to 2.0.16-rc01 (apache#41686)

bump to 3.0.2-rc03

[Fix](inverted index) fix wrong opt for count_on_index apache#41127 (a…

…pache#41153)

cherry pick from apache#41127

[Fix](inverted index) fix wrong opt for count_on_index apache#41127 (a…

…pache#41153)

cherry pick from apache#41127

[release](version) change branch-2.0 version to 2.0.15 (apache#40842)