fix(opener): Try `/usr/bin/xdg-open` first #3564

Job	Run time
changes	3s
test (tauri-plugin-opener, x86_64-pc-windows-msvc, windows-latest, cargo, test)	5m 49s
test (tauri-plugin-opener, x86_64-unknown-linux-gnu, ubuntu-22.04, cargo, test)	2m 54s
test (tauri-plugin-opener, aarch64-apple-darwin, macos-latest, cargo, test)	35s
test (tauri-plugin-opener, aarch64-apple-ios, macos-latest, cargo, build)	1m 10s
test (tauri-plugin-opener, aarch64-linux-android, ubuntu-latest, cross, build)	1m 12s
test (tauri-plugin-shell, x86_64-pc-windows-msvc, windows-latest, cargo, test)	6m 13s
test (tauri-plugin-shell, x86_64-unknown-linux-gnu, ubuntu-22.04, cargo, test)	3m 3s
test (tauri-plugin-shell, aarch64-apple-darwin, macos-latest, cargo, test)	40s
test (tauri-plugin-shell, aarch64-apple-ios, macos-latest, cargo, build)	2m 58s
test (tauri-plugin-shell, aarch64-linux-android, ubuntu-latest, cross, build)	3m 33s
	28m 10s

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