vtkext: Fix a small issue with CollapseFullPath usage in hdri-file an… #7570

Job	Run time
Update LFS data cache	1m 14s
android (armeabi-v7a)	2m 50s
external-build	2m 45s
android (arm64-v8a)	2m 52s
android (x86)	2m 56s
android (x86_64)	2m 46s
macos (commit)	19m 13s
windows (commit, no-static)	15m 21s
macos (v9.4.0)	17m 13s
windows (v9.4.0, no-static)	16m 3s
macos (v9.3.1)	14m 29s
windows (v9.3.1, no-static)	12m 13s
macos (v9.2.6)	15m 30s
macos_arm (commit, no-bundle, no-static)	8m 35s
windows (v9.2.6, no-static)	11m 25s
linux (commit, standard)	10m 24s
macos_arm (v9.4.0, no-bundle, no-static)	7m 53s
windows (commit, static)	15m 26s
macos_arm (v9.3.1, no-bundle, no-static)	7m 41s
linux (v9.4.0, standard)	10m 22s
macos_arm (commit, bundle, no-static)	8m 45s
coverage	9m 49s
linux (v9.3.1, standard)	7m 40s
macos_arm (commit, no-bundle, static)	8m 6s
linux (v9.2.6, standard)	6m 21s
python-packaging (ubuntu-latest)	4m 12s
sanitizer (address)	12m 36s
python-packaging (windows-latest)	6m 12s
sanitizer (thread)	14m 6s
linux (egl, commit, raytracing, optional-deps, no-exclude-deprecated, egl, no-static)	9m 24s
python-packaging (macos-13)	5m 25s
sanitizer (undefined)	10m 14s
linux (osmesa, commit, raytracing, optional-deps, no-exclude-deprecated, osmesa, no-static)	9m 51s
linux (exclude_deprecated, commit, raytracing, optional-deps, exclude-deprecated, auto, no-static)	9m 41s
static-analysis	7m 13s
linux (no_optional_deps, commit, no-raytracing, no-optional-deps, no-exclude-deprecated, auto, no...	6m 17s
linux (static_libs, commit, no-raytracing, optional-deps, no-exclude-deprecated, auto, static)	8m 50s
	5h 41m 53s

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