Release 2.7.1

Revert "[Issue 8340] [pulsar-testclient] Fix to support to specify to…

…pics and subscriptions (apache#9716)"

This reverts commit f4a3f4a.

Release v2.6.3

Release v2.6.3-candidate-2

Release v2.6.3-candidate-1

Release v2.7.0

Release v2.7.0-candidate-2

Release v2.7.0-candidate-1

Release v2.6.2

Release v2.6.2-candidate-2