tests

Add global variables to disable default mappings based on buffer type #494

Job	Run time
build (ubuntu-latest, nightly, false)	1m 4s
build (ubuntu-latest, stable, false)	30s
build (ubuntu-latest, nightly, true)	14s
build (ubuntu-latest, stable, true)	12s
build (windows-latest, nightly, false)	41s
build (windows-latest, stable, false)	35s
build (windows-latest, nightly, true)	1m 40s
build (windows-latest, stable, true)	50s
build (macos-latest, nightly, false)	1m 35s
build (macos-latest, stable, false)	44s
build (macos-latest, nightly, true)	17s
build (macos-latest, stable, true)	27s
	8m 49s

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