Add OidcTestClient #33552

Job	Run time
Attach pull request number	3s
Initial JDK 11 Build	23m 46s
CI Sanity Check	33s
Calculate Test Jobs	12s
JVM Tests - JDK 11	4m 39s
JVM Tests - JDK 17	3m 18s
Gradle Tests - JDK ${{ matrix.java.name }}	0s
JVM Tests - JDK 20	13m 52s
Maven Tests - JDK ${{ matrix.java.name }}	0s
Devtools Tests - JDK ${{ matrix.java.name }}	0s
JVM Tests - JDK 17 Windows	5m 29s
Kubernetes Tests - JDK ${{ matrix.java.name }}	0s
Native Tests - Security2	6m 33s
Quickstarts Compilation - JDK 17	8m 10s
MicroProfile TCKs Tests	0s
Native Tests - Virtual Thread - ${{ matrix.category }}	0s
Build report	17s
	1h 6m 52s

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