fix(ilc): fix unmount css for embedded application by adding timeout #2251

Job	Run time
Common checks	1m 4s
Run E2E tests (mysql, mysql, 3306)	4m 5s
Build ILC (src, refs/pull/624/merge)	6m 25s
Run E2E tests (pg, postgres, 5432)	3m 57s
Build Registry (src, refs/pull/624/merge)	29s
Build ILC (dest, master)	1m 32s
Build Registry (dest, master)	16s
Test Registry (src, refs/pull/624/merge, sqlite3)	1m 25s
Test Registry (src, refs/pull/624/merge, mysql, mysql, 3306)	1m 31s
Test Registry (src, refs/pull/624/merge, pg, postgres, 5432)	1m 26s
Test Registry (dest, master, sqlite3)	1m 26s
Test Registry (dest, master, mysql, mysql, 3306)	1m 25s
Test Registry (dest, master, pg, postgres, 5432)	1m 30s
Push images to registry	0s
PR Coverage Report	0s
Build documentation	0s
	26m 31s

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