Warn about small amounts of MB, not GB #9312

Job	Run time
check-codeql-versions	51s
analyze-actions	1m 0s
analyze-javascript (ubuntu-20.04, linked)	4m 11s
analyze-javascript (ubuntu-22.04, linked)	3m 53s
analyze-javascript (windows-2019, linked)	9m 31s
analyze-javascript (windows-2022)	6m 48s
analyze-javascript (windows-2022, linked)	5m 57s
analyze-javascript (windows-2019)	8m 49s
analyze-javascript (macos-14)	6m 5s
analyze-javascript (macos-14, linked)	4m 1s
analyze-javascript (macos-13, linked)	6m 30s
analyze-javascript (ubuntu-22.04)	4m 8s
analyze-javascript (ubuntu-20.04)	4m 3s
analyze-javascript (macos-13)	8m 35s
	1h 14m 22s

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