Fix macOS menu bar & dock stop appearing after closing sub-window #26535

Job	Run time
📊 Static checks / Code style, file formatting, and docs	4m 44s
🍎 macOS / Editor (target=editor, tests=yes)	4m 32s
🍎 macOS / Template (target=template_release)	3m 53s
🍏 iOS / Template (target=template_release)	2m 44s
🤖 Android / Template (target=template_release)	4m 22s
🌐 Web / Template w/ threads (target=template_release, threads=yes)	4m 28s
🌐 Web / Template w/o threads (target=template_release, threads=no)	4m 32s
🐧 Linux / Editor w/ Mono (target=editor)	8m 1s
🐧 Linux / Editor with doubles and GCC sanitizers (target=editor, tests=yes, dev_build=yes, scu_build=yes, precision=double, use_asan=yes, use_ubsan=yes, linker=gold)	19m 27s
🏁 Windows / Editor (target=editor, tests=yes)	13m 43s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	8m 47s
🏁 Windows / Template (target=template_release)	8m 4s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	9m 40s
🐧 Linux / Template w/ Mono (target=template_release)	9m 44s
🐧 Linux / Minimal template (target=template_release, everything disabled)	4m 21s
🪲 Godot CPP / Build and test Godot CPP	7m 8s
	1h 58m 10s

Provide feedback