This PR fixes a typo in the readme. Github was spelled Gihub. #1296

Job	Run time
cpp-lib-build (macos-15, clang, OFF)	3m 37s
cpp-lib-build (macos-15, clang, ON)	2m 40s
cpp-lib-build (windows-2022, clang, OFF)	6m 8s
cpp-lib-build (macos-15, gcc, OFF)	5m 48s
cpp-lib-build (ubuntu-22.04, gcc, OFF)	5m 22s
cpp-lib-build (ubuntu-22.04, clang, ON)	3m 10s
cpp-lib-build (ubuntu-22.04, gcc, ON)	3m 49s
cpp-lib-build (ubuntu-22.04, clang, OFF)	4m 24s
cpp-lib-build (windows-2022, clang, ON)	4m 39s
cpp-lib-build (windows-2022, cl)	4m 35s
build (macos-15, tool)	1m 5s
cpp-lib-build (macos-15, gcc, ON)	3m 26s
build (macos-15, go)	3m 39s
build (macos-15, cpp)	14m 8s
build (macos-15, csharp)	4m 25s
build (ubuntu-22.04, tool)	2m 7s
build (macos-15, java)	1m 12s
build (ubuntu-22.04, javascript)	2m 33s
build (macos-15, dart)	8m 37s
build (macos-15, python3)	2m 53s
build (ubuntu-22.04, cpp)	21m 23s
build (ubuntu-22.04, php)	2m 29s
build (macos-15, javascript)	1m 34s
build (ubuntu-22.04, go)	3m 47s
build (ubuntu-22.04, csharp)	7m 10s
build (ubuntu-22.04, python3)	2m 6s
build (macos-15, php)	3m 10s
build (ubuntu-22.04, typescript)	12m 12s
build (windows-2022, cpp)	24m 41s
build (ubuntu-22.04, java)	2m 55s
build (windows-2022, dart)	5m 23s
build (windows-2022, python3)	2m 34s
build (windows-2022, tool)	3m 6s
build (ubuntu-22.04, dart)	5m 56s
build (windows-2022, go)	6m 35s
build (windows-2022, php)	2m 58s
build (windows-2022, javascript)	3m 38s
build (windows-2022, java)	2m 36s
build (windows-2022, typescript)	25m 25s
build (macos-15, typescript)	10m 8s
build (windows-2022, csharp)	8m 14s
	4h 6m 17s

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