Refactor post-installation script and remove redundant plugin removal… #1601

Job	Run time
Build and Verify on Linux (ciGroup1)	33m 54s
Run plugin functional tests on Linux	21m 9s
Build min release artifacts on Linux x64	17m 26s
Run functional tests on Linux (ciGroup1)	1h 54m 53s
Build min release artifacts on Linux ARM64	17m 32s
Run functional tests on Linux (ciGroup2)	29m 6s
Build and Verify on Linux (ciGroup2)	14m 9s
Run functional tests on Linux (ciGroup4)	37m 16s
Lint and validate	7m 49s
Run functional tests on Linux (ciGroup6)	17m 31s
Build and Verify on Linux (ciGroup3)	23m 38s
Run functional tests on Linux (ciGroup7)	25m 46s
Build and Verify on Linux (ciGroup4)	19m 18s
Run functional tests on Linux (ciGroup8)	26m 38s
Run functional tests on Linux (ciGroup9)	23m 20s
Run functional tests on Linux (ciGroup10)	28m 19s
Run functional tests on Linux (ciGroup11)	35m 58s
Run functional tests on Linux (ciGroup13)	15m 58s
Run backwards compatibility tests (osd-2.0.0)	1m 36s
Run backwards compatibility tests (osd-2.1.0)	1m 38s
Run backwards compatibility tests (osd-2.2.0)	1m 35s
Run backwards compatibility tests (osd-2.3.0)	1m 34s
Run backwards compatibility tests (osd-2.4.0)	1m 33s
Run backwards compatibility tests (osd-2.5.0)	1m 34s
Run backwards compatibility tests (osd-2.6.0)	1m 33s
Run backwards compatibility tests (osd-2.7.0)	1m 34s
Run backwards compatibility tests (osd-2.8.0)	1m 34s
Run backwards compatibility tests (osd-2.9.0)	1m 37s
	8h 45m 28s

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