Fix `upload-sarif` not uploading non-`.sarif` files #10461

Job	Run time
check-codeql-versions	55s
analyze-other (python)	1m 0s
analyze-other (actions)	53s
analyze-javascript (ubuntu-22.04, linked)	4m 11s
analyze-javascript (windows-2025, linked)	5m 45s
analyze-javascript (ubuntu-24.04)	4m 23s
analyze-javascript (macos-14)	5m 2s
analyze-javascript (ubuntu-24.04, linked)	5m 7s
analyze-javascript (ubuntu-22.04)	5m 4s
analyze-javascript (windows-2022, linked)	6m 12s
analyze-javascript (windows-2025)	6m 48s
analyze-javascript (macos-13)	6m 56s
analyze-javascript (macos-15)	6m 37s
analyze-javascript (macos-14, linked)	11m 12s
analyze-javascript (windows-2022)	6m 55s
analyze-javascript (macos-13, linked)	11m 4s
analyze-javascript (macos-15, linked)	7m 41s
	1h 35m 45s

Provide feedback