Add typos to CI #1661

Job	Run time
ci ubuntu-lts	2m 56s
ci gdal-static (ubuntu-latest)	21m 43s
Check spelling using Typos	6s
ci gdal-3.9.2	2m 25s
ci gdal-static (windows-latest)	22m 56s
ci gdal-3.8.5	2m 19s
ci gdal-static (macos-13)	1h 0m 41s
ci gdal-3.7.3	2m 22s
ci gdal-static (macos-14)	24m 53s
ci gdal-3.6.4	2m 22s
ci gdal-3.5.3	2m 21s
ci gdal-3.4.3	2m 24s
ci gdal-3.3.3	2m 18s
ci gdal-3.2.3	2m 23s
ci gdal-3.1.3	2m 25s
	2h 34m 34s

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