Add "RetroHub" feature to give user warning when trying to modify pro… #23

Job	Run time
📊 Static checks / Code style, file formatting, and docs	28s
🍏 iOS / Template (target=template_release)	3m 13s
🤖 Android / Template (target=template_release)	3m 30s
🐧 Linux / Editor w/ Mono (target=editor)	59m 48s
🐧 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)	18m 21s
🌐 Web / Template (target=template_release)	1m 11s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	7m 59s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	6m 57s
🍎 macOS / Editor (target=editor, tests=yes)	5m 42s
🐧 Linux / Template w/ Mono (target=template_release)	58s
🏁 Windows / Editor (target=editor, tests=yes)	1h 23m 12s
🍎 macOS / Template (target=template_release)	27m 56s
🐧 Linux / Minimal template (target=template_release, everything disabled)	55s
🏁 Windows / Template (target=template_release)	48m 21s
🪲 Godot CPP	0s
	4h 28m 31s

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