Fix an issue causing the running project window to loop-restart when closed #16485

Job	Run time
📊 Static checks / Code style, file formatting, and docs	28s
🍏 iOS / Template (target=template_release)	2m 23s
🍎 macOS / Editor (target=editor, tests=yes)	5m 24s
🍎 macOS / Template (target=template_release)	3m 21s
🐧 Linux / Editor w/ Mono (target=editor)	3m 28s
🏁 Windows / Editor (target=editor, tests=yes)	6m 26s
🐧 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)	12m 59s
🤖 Android / Template (target=template_release)	3m 20s
🏁 Windows / Template (target=template_release)	5m 42s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	6m 50s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	5m 49s
🐧 Linux / Template w/ Mono (target=template_release)	58s
🌐 Web / Template (target=template_release)	1m 36s
🐧 Linux / Minimal template (target=template_release, everything disabled)	1m 32s
🪲 Godot CPP / Build and test Godot CPP	6m 50s
	1h 7m 6s

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