docs(install): add x-cmd method to install fd #1336

Job	Run time
Ensure 'cargo clippy' has no warnings	51s
Ensure 'cargo fmt' has been run	5s
Extract crate metadata	5s
Minimum supported rust version	1m 16s
aarch64-unknown-linux-gnu (ubuntu-22.04)	4m 23s
aarch64-unknown-linux-musl (ubuntu-22.04)	4m 22s
arm-unknown-linux-gnueabihf (ubuntu-22.04)	4m 11s
arm-unknown-linux-musleabihf (ubuntu-22.04)	3m 27s
i686-pc-windows-msvc (windows-2022)	4m 12s
i686-unknown-linux-gnu (ubuntu-22.04)	3m 59s
i686-unknown-linux-musl (ubuntu-22.04)	3m 4s
x86_64-apple-darwin (macos-12)	3m 56s
aarch64-apple-darwin (macos-14)	1m 41s
x86_64-pc-windows-gnu (windows-2022)	3m 52s
x86_64-pc-windows-msvc (windows-2022)	3m 46s
x86_64-unknown-linux-gnu (ubuntu-22.04)	3m 49s
x86_64-unknown-linux-musl (ubuntu-22.04)	4m 23s
Publish to Winget	0s
	51m 22s

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