Implement wait cursor delay for TreeView. #12189

Job	Run time
Build Clusters on JDK 17	10m 19s
NetBeans on nb-javac	0s
Build Clusters on JDK 21	8m 26s
Build Clusters on JDK 24-ea	7m 40s
Build-System / Misc Tests on Linux/JDK 17	14m 4s
CV on ubuntu-latest/JDK 17	8m 39s
IDE Modules on Linux/JDK 17	20m 27s
CV on macos-latest/JDK 17	18m 8s
Check Paperwork on Linux/JDK 17	12m 54s
Build platform from src.zip on JDK 17	1m 58s
CV on windows-latest/JDK 17	11m 58s
Build release from src.zip on JDK 17	13m 19s
CV on ubuntu-latest/JDK 24-ea	5m 45s
Platform Modules batch1 on Linux/JDK 17 (some on 8)	21m 48s
Platform Modules batch2 on Linux/JDK 17	29m 44s
Build-Tools on Linux/JDK ${{ matrix.java }}	0s
Java Hints ${{ matrix.config }} on Linux/JDK ${{ matrix.java }}	0s
Java Modules on Linux/JDK ${{ matrix.java }}	0s
Java Debugger tests on Linux/JDK ${{ matrix.java }}	0s
Profiler on Linux/JDK ${{ matrix.java }}	0s
JavaFX on Linux/JDK ${{ matrix.java }}	0s
Groovy on Linux/JDK ${{ matrix.java }}	0s
Web Modules on Linux/JDK ${{ matrix.java }}	0s
Rust on Linux/JDK ${{ matrix.java }}	0s
Enterprise on Linux/JDK ${{ matrix.java }}	0s
DB Tests with MySQL on Linux/JDK ${{ matrix.java }}	0s
Versioning Modules on Linux/JDK ${{ matrix.java }}	0s
PHP on ${{ matrix.os }}/JDK ${{ matrix.java }}	0s
VSCode Extension Tests on JDK ${{ matrix.java }}	0s
GraalVM ${{ matrix.graal }} Tests	0s
LSP tests on Linux/JDK ${{ matrix.java }}	0s
Cleanup Workflow Artifacts	2s
	3h 5m 11s

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