Only convert `type_of` to the Cpp2 macro if unqualified #746

Job	Run time
ubu-24 \| g++-14 \| c++2b \| libstdc++ \| ubuntu-24.04	11m 58s
ubu-24 \| g++-13 \| c++2b \| libstdc++ \| ubuntu-24.04	6m 18s
ubu-20 \| g++-10 \| c++20 \| libstdc++ \| ubuntu-20.04	5m 2s
ubu-24 \| clang++-18 \| c++20 \| libstdc++ \| ubuntu-24.04	7m 23s
ubu-24 \| clang++-18 \| c++23 \| libc++-18-dev \| ubuntu-24.04	7m 15s
ubu-22 \| clang++-15 \| c++20 \| libstdc++ \| ubuntu-22.04	5m 25s
ubu-22 \| clang++-15 \| c++20 \| libc++-15-dev \| ubuntu-22.04	5m 37s
ubu-20 \| clang++-12 \| c++20 \| libstdc++ \| ubuntu-20.04	4m 46s
mac-14 \| clang++ \| c++2b \| default \| macos-14	2m 22s
mac-13 \| clang++ \| c++2b \| default \| macos-13	5m 19s
mac-13 \| clang++-15 \| c++2b \| default \| macos-13	7m 56s
win-22 \| cl.exe \| c++latest \| default \| windows-2022	4m 34s
win-22 \| cl.exe \| c++20 \| default \| windows-2022	4m 18s
aggregate-results	4s
	1h 18m 17s

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