feat(label-group): create pf-label-group element #10808

Job	Run time
Verify that build runs on Windows	1m 26s
Unit Tests (Web Test Runner)	1m 39s
SSR Tests (Playwright)	1m 57s
Lint files	35s
Compile project (22)	1m 4s
Compile project (24)	1m 3s
Validate successful build on main	5s
Publish Playwright Report	31s
	8m 20s

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