Update vscode extension readme (#2648) #1344

Job	Run time
Build extension	1m 18s
🔍 Analyze with CodeQL	3m 48s
Build docs	49s
Build	2m 7s
🔍 Analyze with DevSkim	49s
🔍 Analyze with PSRule	35s
🧪 Test extension (ubuntu-latest)	42s
🧪 Test extension (windows-latest)	2m 50s
🧪 Test extension (macos-latest)	39s
🧪 Test (linux-x64-pwsh)	54s
🧪 Test (win-x64-pwsh)	1m 43s
🧪 Test (win-x64-powershell)	3m 35s
🧪 Test (linux-musl-x64-pwsh)	1m 2s
🧪 Test (osx-x64-pwsh)	55s
	21m 46s

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