Change recommended git configuration #3253

Job	Run time
Rustfmt	1m 7s
Actionlint	1m 12s
Test x86_64-unknown-linux-gnu	3m 1s
Test x86_64-apple-darwin	4m 48s
Check Linux Packaging	2m 59s
Test Linux (latest stable Rust)	2m 1s
Test x86_64-pc-windows-msvc	3m 31s
Output Regression Test	3m 19s
Test aarch64-unknown-linux-gnu	4m 25s
Test with MIME database	2m 43s
Test aarch64-apple-darwin	2m 53s
Test x86_64-unknown-linux-musl	3m 33s
	35m 32s

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