PHOENIX-6399 Updating BackwardCompatibilityIT supported versions

[stoty]

No description provided.

[stoty]

💔 -1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	1m 9s	Docker mode activated.
		_ Prechecks _
+1 💚	dupname	0m 0s	No case conflicting files found.
+1 💚	hbaseanti	0m 0s	Patch does not have any anti-patterns.
+1 💚	@author	0m 0s	The patch does not contain any @author tags.
-1 ❌	test4tests	0m 0s	The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch.
		_ 4.x Compile Tests _
+1 💚	mvninstall	15m 7s	4.x passed
+1 💚	compile	1m 5s	4.x passed
+1 💚	checkstyle	0m 27s	4.x passed
+1 💚	javadoc	0m 49s	4.x passed
+0 🆗	spotbugs	3m 16s	phoenix-core in 4.x has 944 extant spotbugs warnings.
		_ Patch Compile Tests _
+1 💚	mvninstall	6m 49s	the patch passed
+1 💚	compile	1m 6s	the patch passed
+1 💚	javac	1m 6s	the patch passed
+1 💚	checkstyle	0m 28s	the patch passed
-1 ❌	shellcheck	0m 0s	The patch generated 6 new + 6 unchanged - 2 fixed = 12 total (was 8)
+1 💚	shelldocs	0m 2s	There were no new shelldocs issues.
-1 ❌	whitespace	0m 0s	The patch has 1 line(s) that end in whitespace. Use git apply --whitespace=fix <<patch_file>>. Refer https://git-scm.com/docs/git-apply
+1 💚	javadoc	0m 47s	the patch passed
+1 💚	spotbugs	3m 25s	the patch passed
		_ Other Tests _
+1 💚	unit	197m 15s	phoenix-core in the patch passed.
+1 💚	asflicense	0m 10s	The patch does not generate ASF License warnings.
		232m 51s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/Phoenix/job/Phoenix-PreCommit-GitHub-PR/job/PR-1164/1/artifact/yetus-general-check/output/Dockerfile
GITHUB PR	#1164
Optional Tests	dupname asflicense javac javadoc unit spotbugs hbaseanti checkstyle compile shellcheck shelldocs
uname	Linux e8f75cd75ecc 4.15.0-128-generic #131-Ubuntu SMP Wed Dec 9 06:57:35 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev/phoenix-personality.sh
git revision	4.x / 78a5ab0
Default Java	Private Build-1.8.0_242-8u242-b08-0ubuntu3~16.04-b08
shellcheck	https://ci-hadoop.apache.org/job/Phoenix/job/Phoenix-PreCommit-GitHub-PR/job/PR-1164/1/artifact/yetus-general-check/output/diff-patch-shellcheck.txt
whitespace	https://ci-hadoop.apache.org/job/Phoenix/job/Phoenix-PreCommit-GitHub-PR/job/PR-1164/1/artifact/yetus-general-check/output/whitespace-eol.txt
Test Results	https://ci-hadoop.apache.org/job/Phoenix/job/Phoenix-PreCommit-GitHub-PR/job/PR-1164/1/testReport/
Max. process+thread count	4850 (vs. ulimit of 30000)
modules	C: phoenix-core U: phoenix-core
Console output	https://ci-hadoop.apache.org/job/Phoenix/job/Phoenix-PreCommit-GitHub-PR/job/PR-1164/1/console
versions	git=2.7.4 maven=3.3.9 shellcheck=0.7.0 spotbugs=4.1.3
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[yanxinyi]

nit: I guess we don't need 2.x here, but it won't run so it shouldn't matter