fix(docs): keep active sidebar item visible #11032

Job	Run time
waspc-test / Test waspc (windows-latest, node-latest)	6m 30s
waspc-test / Test waspc (macos-15-intel, node-latest)	48m 23s
waspc-build / Build Wasp (macos-aarch64)	9m 11s
formatting / prettier	46s
formatting / ormolu	29s
waspc-test / Test waspc (macos-15, node-latest)	15m 30s
formatting / cabal-gild	16s
libs-test / Test Wasp libs	1m 6s
waspc-build / Build Wasp (linux-x86_64)	6m 22s
waspc-build / Build Wasp (macos-x86_64)	26m 20s
tsspec-test / Test @wasp.sh/spec	38s
waspc-test / Test waspc (ubuntu-22.04, node-latest)	13m 48s
waspc-test / Test waspc (ubuntu-22.04, node-24.14.1)	10m 36s
packages-test / Test Wasp packages	1m 45s
waspc-build / Build Wasp (linux-x86_64-static)	4m 45s
starters-test / Test starters	2m 25s
deploy-test / Test Railway deployment	3s
deploy-test / Test Fly deployment	2s
npm-package-build / Make npm packages	28s
examples-test / Test Example Apps (waspello)	3m 50s
examples-test / Test Example Apps (ask-the-documents)	4m 25s
examples-test / Test Example Apps (kitchen-sink)	8m 4s
examples-test / Test Example Apps (tutorials/TodoApp)	2m 55s
examples-test / Test Example Apps (websockets-realtime-voting)	3m 55s
examples-test / Test Example Apps (waspleau)	4m 49s
examples-test / Test Example Apps (tutorials/TodoAppTs)	2m 50s
deploy-test / Clean up Fly deployment test apps	2s
deploy-test / Clean up Railway deployment project	2s
npm-package-publish	-1s
npm-package-test	-1s
	3h 0m 13s

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