[Misc] Reduce runner permissions #467

Job	Run time
Prerequisites / Prerequisites	1s
linux-x64 / build (fastdebug)	11m 45s
linux-aarch64 / build (fastdebug)	7m 43s
linux-x64 / build (release)	10m 46s
linux-aarch64 / build (release)	8m 28s
linux-aarch64 / test (jdk_tier1)	5m 36s
linux-aarch64 / test (dragonwell_jdk_features)	11m 5s
linux-aarch64 / test (hotspot_tier1)	8m 53s
linux-aarch64 / test (hotspot_jwarmup)	2m 6s
linux-aarch64 / test (hotspot_elastic_heap)	4m 50s
linux-aarch64 / test (hotspot_multi_tenant)	4s
linux-x64 / test (jdk_tier1)	14m 13s
linux-x64 / test (dragonwell_jdk_features)	11m 8s
linux-x64 / test (hotspot_tier1)	18m 6s
linux-x64 / test (hotspot_jwarmup)	3m 1s
linux-x64 / test (hotspot_elastic_heap)	8m 59s
linux-x64 / test (hotspot_multi_tenant)	1m 19s
Remove bundle artifacts	0s
	2h 8m 3s

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