Add missing RPCs used by alpine.

[github-actions[bot]]

Pull Request Test Coverage Report for Build 8698206178

Details

• 23 of 35 (65.71%) changed or added relevant lines in 5 files are covered.
• 9 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.001%) to 2.742%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
dataplane/saiserver/hostif.go	0	4	0.0%
dataplane/saiserver/isolation_group.go	8	12	66.67%
dataplane/saiserver/policer.go	8	12	66.67%
<!--	Total:	23	35	65.71%	-->

Files with Coverage Reduction	New Missed Lines	%
sysrib/zapi.go	9	71.5%
<!--	Total:	9		-->

Totals
Change from base Build 8692705321:	0.001%
Covered Lines:	17863
Relevant Lines:	651428

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💛 - Coveralls