Remove flamegraph feature because Perfetto has it #158

Job	Run time
Build wheels on Linux for auto	1m 39s
Build wheels on macos-latest	32s
Build wheels on Linux for aarch64	2m 5s
Build wheels on macos-latest	26s
Build wheels on Linux for auto	1m 29s
Build wheels on macos-latest	24s
Build wheels on Linux for aarch64	2m 4s
Build wheels on macos-latest	49s
Build wheels on Linux for auto	1m 35s
Build wheels on macos-13	1m 12s
Build wheels on Linux for aarch64	2m 9s
Build wheels on macos-13	57s
Build wheels on Linux for auto	1m 31s
Build wheels on macos-13	44s
Build wheels on Linux for aarch64	2m 7s
Build wheels on macos-13	50s
Build wheels on Linux for auto	1m 35s
Build wheels on macos-13	2m 22s
Build wheels on Linux for aarch64	2m 7s
Build wheels on windows-latest	3m 0s
Build wheels on windows-latest	3m 9s
Build wheels on windows-latest	4m 3s
Build wheels on windows-latest	3m 21s
Build wheels on windows-latest	2m 36s
	42m 46s

Provide feedback