Fix missing stack-item headerColor and realm-icon border properties #11614

Job	Run time
Matrix Client Tests (1, 12)	11m 19s
Matrix Client Tests (2, 12)	10m 41s
Matrix Client Tests (3, 12)	9m 58s
Matrix Client Tests (4, 12)	9m 54s
Check which packages changed	0s
Matrix Client Tests (5, 12)	10m 26s
Matrix Client Tests (6, 12)	9m 47s
Matrix Client Tests (7, 12)	10m 5s
Matrix Client Tests (8, 12)	9m 28s
Matrix Client Tests (9, 12)	8m 44s
Matrix Client Tests (10, 12)	7m 47s
Matrix Client Tests (11, 12)	9m 46s
Matrix Client Tests (12, 12)	9m 24s
AI bot Tests	44s
Boxel Icons ensure raw icon changes only	1m 22s
Boxel Motion Tests	1m 6s
Boxel UI ensure raw icon changes only	42s
Boxel UI Tests	3m 19s
Boxel Tools VS Code Extension package	2m 11s
Realm Server Tests (auth-client-test.ts)	5m 7s
Realm Server Tests (billing-test.ts)	5m 10s
Realm Server Tests (indexing-test.ts)	5m 51s
Realm Server Tests (index-query-engine-test.ts)	5m 35s
Realm Server Tests (index-writer-test.ts)	5m 12s
Realm Server Tests (loader-test.ts)	5m 26s
Realm Server Tests (module-syntax-test.ts)	5m 2s
Realm Server Tests (queue-test.ts)	5m 23s
Realm Server Tests (realm-server-test.ts)	12m 0s
Realm Server Tests (virtual-network-test.ts)	5m 7s
Merge Matrix reports and publish	44s
Deploy boxel to staging	0s
	3h 7m 20s

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