Rename trim to strip (#674) #280

Job	Run time
NIF 2.15 - aarch64-unknown-linux-gnu (ubuntu-20.04)	24m 2s
NIF 2.15 - aarch64-unknown-linux-musl (ubuntu-20.04)	23m 33s
NIF 2.15 - aarch64-apple-darwin (macos-11)	35m 58s
NIF 2.15 - x86_64-apple-darwin (macos-11)	36m 15s
NIF 2.15 - x86_64-unknown-linux-gnu (ubuntu-20.04)	19m 17s
NIF 2.15 - x86_64-unknown-linux-musl (ubuntu-20.04)	20m 54s
NIF 2.15 - riscv64gc-unknown-linux-gnu (ubuntu-20.04)	23m 28s
NIF 2.15 - x86_64-pc-windows-gnu (windows-2022)	28m 9s
NIF 2.15 - x86_64-pc-windows-msvc (windows-2019)	20m 43s
NIF 2.15 - x86_64-unknown-freebsd (ubuntu-22.04)	18m 34s
	4h 10m 53s

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