Fix nodes being deselected upon reparenting #43

Job	Run time
📊 Static checks / Code style, file formatting, and docs	4m 32s
🤖 Android / Template (target=template_release)	37m 0s
🍏 iOS / Template (target=template_release)	9m 35s
🍎 macOS / Editor (target=editor, tests=yes)	31m 31s
🐧 Linux / Editor w/ Mono (target=editor)	34m 59s
🍎 macOS / Template (target=template_release)	17m 56s
🐧 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)	36m 9s
🌐 Web / Template (target=template_release)	10m 34s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	28m 46s
🏁 Windows / Editor (target=editor, tests=yes)	47m 43s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	28m 27s
🏁 Windows / Template (target=template_release)	31m 55s
🐧 Linux / Template w/ Mono (target=template_release)	13m 42s
🐧 Linux / Minimal template (target=template_release, everything disabled)	15m 34s
🪲 Godot CPP / Build and test Godot CPP	10m 45s
	5h 59m 8s

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