[KIP-848] Added support for testing with new 'consumer' group protocol.

[pranavrth]

• [KIP-848] Added support for testing with new 'consumer' group protocol.

• Build fixes

• updated trivup

• Updated trivup install path

• Fixed failing test

• Style fix

• Added more tests to be run with the new protocol

• Fixed failing tests

• Added Test common for common functionalities

• Enabling SR again

• Style fixes

• Some refactoring

• Added consumer protocol integration tests in semaphore

• Ignoring failing admin tests

• Fix typo

• Fixed failing test case

• Added new fixure for single broker and using this fixure for test_serializer tests

• Build fixes

• Fixed transiet test failures for proto

• Fixed another test

• Added Test*Consumer classes instead of functions

• Build issue

• Added common TestUtils

• Using specific commit for trivup

• Removed trivup 0.12.5

• PR comments

• Style check

• Skipping one list offsets assert for Zookeeper

• 1) Moved sleep after result and assert. 2) Added a function to create a topic and wait for propogation.

• Using create_topic_and_wait_propogation instead of create_topic function

• Internally using create_topic in create_topic_and_wait_propogation

• Removed kafka single broker cluster fixure

• Removed unnecessary import time

• Using broker version 3.8.0 for classic protocol and enabled test which was failing in 3.7.0

• Changed fixure scope to session

• Style fixes

[pranavrth]

@emasab - I don't know why but my old PR was closed by airlock bot. I have addressed all the comments.

[emasab]

Thanks Pranav! Please rebase this branch and it's good to be merged

[confluent-cla-assistant[bot]]

:tada: All Contributor License Agreements have been signed. Ready to merge.
_{Please push an empty commit if you would like to re-run the checks to verify CLA status for all contributors.}