chore: remove generated sg_execution_times.rst file #1749

Job	Run time
Build wheels on Linux (aarch64/manylinux)	16m 4s
Build wheels on Linux (x86_64)	23m 58s
Build wheels on Linux (i686)	19m 4s
Build wheels on Linux (aarch64/musllinux)	6m 32s
Build sdist and test extra dependencies	2m 14s
Build wheels on Windows (Win32)	9m 32s
Build with sanitizers for debugging purposes	2m 6s
Build wheels on macOS (arm64)	8m 3s
Build wheels for WebAssembly	6m 27s
Build wheels on Windows (x64)	26m 45s
Build wheels on macOS (x86_64)	16m 31s
	2h 17m 16s

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