Add benchmark results for exception_bench.rs #2897

Job	Run time
bench	1m 27s
test (ubuntu-latest, x86_64-unknown-linux-gnu)	41s
test (macos-latest, x86_64-apple-darwin)	46s
test (ubuntu-latest, x86_64-pc-windows-gnu)	53s
test (ubuntu-latest, aarch64-unknown-linux-gnu)	58s
test (ubuntu-latest, s390x-unknown-linux-gnu)	1m 3s
test (windows-latest, x86_64-pc-windows-msvc)	1m 32s
test (windows-latest, x86_64-pc-windows-gnu)	1m 33s
dist (ubuntu-20.04, x86_64-unknown-linux-gnu)	29s
dist (macos-latest, x86_64-apple-darwin)	48s
dist (ubuntu-latest, x86_64-pc-windows-gnu)	56s
dist (windows-latest, x86_64-pc-windows-msvc)	1m 1s
dist (windows-latest, x86_64-pc-windows-gnu)	4m 23s
rustfmt	39s
release	0s
	17m 9s

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