Clean old temporary local maven index cache dir before scan #10712

Job	Run time
Build Clusters on JDK 17	9m 45s
Build Clusters on JDK 21	8m 19s
NetBeans on nb-javac	0s
Build Clusters on JDK 23-ea	8m 8s
Build-System / Misc Tests on Linux/JDK 17	14m 20s
CV on ubuntu-latest/JDK 17	9m 2s
IDE Modules on Linux/JDK 17	20m 34s
CV on macos-latest/JDK 17	19m 50s
Check Paperwork on Linux/JDK 17	13m 6s
Build-Tools on Linux/JDK 17	23m 34s
CV on windows-latest/JDK 17	18m 34s
Build-Tools on Linux/JDK 21	9m 34s
Build-Tools on Linux/JDK 23-ea	8m 49s
CV on ubuntu-latest/JDK 22	11m 7s
Build ${{ matrix.config }} from src.zip on JDK ${{ matrix.java }}	0s
Platform Modules batch1 on Linux/JDK ${{ matrix.java }} (some on 8)	0s
Platform Modules batch2 on Linux/JDK ${{ matrix.java }}	0s
Java Modules on Linux/JDK ${{ matrix.java }}	0s
Java Hints ${{ matrix.config }} on Linux/JDK ${{ matrix.java }}	0s
Java Debugger tests on Linux/JDK ${{ matrix.java }}	0s
Profiler on Linux/JDK ${{ matrix.java }}	0s
Groovy on Linux/JDK ${{ matrix.java }}	0s
JavaFX on Linux/JDK ${{ matrix.java }}	0s
Rust on Linux/JDK ${{ matrix.java }}	0s
Web Modules on Linux/JDK ${{ matrix.java }}	0s
PHP on ${{ matrix.os }}/JDK ${{ matrix.java }}	0s
Versioning Modules on Linux/JDK ${{ matrix.java }}	0s
Enterprise on Linux/JDK ${{ matrix.java }}	0s
LSP tests on Linux/JDK 17	12m 1s
DB Tests with MySQL on Linux/JDK ${{ matrix.java }}	0s
GraalVM ${{ matrix.graal }} Tests	0s
VSCode Extension Tests on JDK ${{ matrix.java }}	0s
Cleanup Workflow Artifacts	4s
	3h 6m 47s

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