Fix `upload-sarif` Action failing if there are no Code Scanning SARIF files #10342

Job	Run time
analyze-other (python)	59s
analyze-other (actions)	55s
check-codeql-versions	36s
analyze-javascript (ubuntu-22.04)	4m 10s
analyze-javascript (ubuntu-24.04, linked)	3m 50s
analyze-javascript (windows-2025)	5m 5s
analyze-javascript (macos-14)	4m 31s
analyze-javascript (windows-2022, linked)	4m 56s
analyze-javascript (windows-2022)	4m 51s
analyze-javascript (ubuntu-24.04)	4m 1s
analyze-javascript (macos-14, linked)	6m 53s
analyze-javascript (macos-15)	6m 31s
analyze-javascript (ubuntu-22.04, linked)	4m 3s
analyze-javascript (macos-13, linked)	8m 0s
analyze-javascript (windows-2025, linked)	8m 0s
analyze-javascript (macos-15, linked)	7m 39s
analyze-javascript (macos-13)	12m 55s
	1h 27m 55s

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