Skip keyframe creation dialog when holding Shift in the animation editor #6553

Job	Run time
📊 Static checks / Code style, file formatting, and docs	45s
🍏 iOS / Template (target=template_release)	3m 5s
🌐 Web / Template (target=template_release)	1m 34s
🍎 macOS / Editor (target=editor, tests=yes)	5m 49s
🍎 macOS / Template (target=template_release)	4m 1s
🤖 Android / Template (target=template_release)	4m 12s
🏁 Windows / Editor (target=editor, tests=yes)	8m 58s
🏁 Windows / Template (target=template_release)	7m 31s
🐧 Linux / Editor w/ Mono (target=editor)	5m 18s
🐧 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)	31m 31s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	6m 18s
🐧 Linux / Template w/ Mono (target=template_release)	1m 30s
🐧 Linux / Minimal template (target=template_release, everything disabled)	1m 3s
	1h 21m 35s

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