Fix language picker base URL (#440) #2716

Job	Run time
clang-format	15s
python-lint	6s
ubuntu-clang-build (ubuntu-24.04-arm)	2m 4s
ubuntu-clang-build (ubuntu-24.04)	1m 6s
windows-clang-build	5m 12s
windows-msvc-build	2m 17s
ubuntu-gcc-build (ubuntu-24.04)	1m 4s
macos-clang-build	1m 52s
ubuntu-gcc-build (ubuntu-24.04-arm)	1m 53s
macos-clang-test	3m 1s
ubuntu-gcc-test (ubuntu-24.04)	4m 14s
ubuntu-gcc-test (ubuntu-24.04-arm)	4m 46s
ubuntu-clang-test (ubuntu-24.04)	4m 44s
ubuntu-clang-sanitizer-build (ubuntu-24.04)	1m 14s
ubuntu-clang-test (ubuntu-24.04-arm)	5m 47s
windows-msvc-test	2m 12s
ubuntu-clang-sanitizer-test (ubuntu-24.04)	2m 5s
windows-msvc-test-extended	1m 23s
macos-clang-test-extended	2m 6s
windows-clang-test	1m 18s
ubuntu-clang-sanitizer-test-extended (ubuntu-24.04)	1m 44s
windows-clang-test-extended	1m 15s
ubuntu-gcc-test-extended (ubuntu-24.04)	2m 39s
ubuntu-gcc-test-extended (ubuntu-24.04-arm)	3m 39s
ubuntu-clang-test-extended (ubuntu-24.04-arm)	4m 10s
ubuntu-clang-test-extended (ubuntu-24.04)	3m 20s
ubuntu-gcc-build-codecov	3m 48s
ubuntu-gcc-build-perf-stats	1m 7s
	1h 10m 21s

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