Support ignoring generated files #10948

Job	Run time
analyze-other (actions)	51s
analyze-other (python)	59s
check-codeql-versions	34s
analyze-javascript (ubuntu-24.04, linked)	4m 20s
analyze-javascript (ubuntu-22.04)	4m 27s
analyze-javascript (windows-2025, linked)	6m 31s
analyze-javascript (ubuntu-22.04, linked)	4m 8s
analyze-javascript (windows-2022, linked)	5m 39s
analyze-javascript (windows-2025)	6m 16s
analyze-javascript (windows-2022)	5m 42s
analyze-javascript (macos-15)	4m 59s
analyze-javascript (macos-15, linked)	10m 33s
analyze-javascript (macos-14, linked)	5m 33s
analyze-javascript (macos-14)	4m 55s
analyze-javascript (ubuntu-24.04)	4m 25s
	1h 9m 52s

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