chore: Set missing +x for release script (#5416) #5220

Job	Run time
reproducible-builds	4m 32s
Test with coverage	13m 35s
Extra checks	11m 50s
Tests with Java 11 on ubuntu-latest	11m 16s
Tests with Java 17 on ubuntu-latest	10m 45s
Tests with Java 20 on ubuntu-latest	9m 1s
Tests with Java 21-ea on ubuntu-latest	8m 24s
Tests with Java 17 on windows-latest	13m 50s
maven-central-requirements	1m 36s
	1h 24m 49s

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