test: mark a few tests as fixme #26758

Job	Run time
ubuntu-22.04 (chromium - Node.js 18)	12m 46s
ubuntu-22.04 (firefox - Node.js 18)	24m 7s
ubuntu-22.04 (webkit - Node.js 18)	16m 18s
ubuntu-22.04 (chromium - Node.js 20)	12m 58s
ubuntu-22.04 (chromium - Node.js 22)	13m 2s
ubuntu-20.04 (chromium tip-of-tree)	13m 37s
Installation Test ubuntu-latest	10m 31s
Test Runner (ubuntu-latest, 18, 1, 2)	29m 29s
VSCode Extension	27m 26s
Installation Test macos-latest	9m 29s
Test Runner (ubuntu-latest, 18, 2, 2)	5m 48s
Installation Test windows-latest	18m 32s
Test Runner (windows-latest, 18, 1, 2)	39m 24s
Web Components	1m 48s
Test Runner (windows-latest, 18, 2, 2)	7m 15s
Test Runner (macos-latest, 18, 1, 2)	24m 39s
Test Runner (macos-latest, 18, 2, 2)	2m 58s
Test Runner (ubuntu-latest, 20, 1, 2)	26m 52s
Test Runner (ubuntu-latest, 20, 2, 2)	3m 59s
Test Runner (ubuntu-latest, 22, 1, 2)	26m 12s
Test Runner (ubuntu-latest, 22, 2, 2)	5m 37s
	5h 32m 47s

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