Bump eclipse-temurin from 17 to 21 #1903

Job	Run time
Tests (ubuntu-latest, 17)	6h 0m 15s
Tests (ubuntu-latest, 11)	16m 24s
Tests (ubuntu-latest, 8)	16m 14s
Docker CLI tests (ubuntu-latest)	6m 38s
bazel	1m 26s
Maven tests (8)	2m 40s
check	4m 33s
Tests (ubuntu-latest, 21)	8m 8s
Maven tests (11)	2m 31s
Maven tests (21)	2m 26s
Maven tests (17)	2m 24s
bazel_aspect	2m 46s
	7h 6m 25s

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