Remove unnecessary call to saveDirectories() in SetLocationDialog #1710

Job	Run time
build-deb (debian:13, x86_64)	4m 30s
build-flatpak (arm64)	5m 43s
build-deb (debian:13, arm64)	4m 46s
build-flatpak (x86_64)	7m 16s
build-windows-mingw	8m 28s
build-deb (ubuntu:25.04, x86_64)	6m 11s
build-deb (ubuntu:25.04, arm64)	5m 53s
build-rpm (fedora:41, gcc, x86_64)	6m 16s
build-rpm (fedora:41, gcc, arm64)	5m 19s
build-rpm (fedora:41, clang, x86_64)	9m 26s
build-rpm (fedora:42, gcc, arm64)	5m 2s
build-rpm (fedora:41, clang, arm64)	5m 15s
build-rpm (opensuse/tumbleweed:latest, gcc, x86_64)	4m 43s
reuse-lint	1m 3s
build-rpm (fedora:42, gcc, x86_64)	6m 8s
build-rpm (opensuse/tumbleweed:latest, gcc, arm64)	4m 6s
build-macos / build-macos (x86_64)	6m 19s
build-windows-msvc (msvc) / build-windows-msvc (amd64, x86_64)	59m 23s
build-macos / build-macos (arm64)	5m 35s
build-windows-msvc (msvc-clang) / build-windows-msvc (arm64, arm64)	10m 46s
build-windows-msvc (msvc) / build-windows-msvc (arm64, arm64)	14m 57s
build-windows-msvc (msvc-clang) / build-windows-msvc (amd64, x86_64)	1h 3m 3s
	4h 10m 8s

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