chore: Release whippit version 0.2.1 #8

Job	Run time
Test Suite (ubuntu-latest, stable)	1m 29s
Test Suite (ubuntu-latest, beta)	1m 26s
cargo-deny	29s
Clippy (ubuntu-latest, stable)	53s
Test Suite (windows-latest, stable)	3m 24s
Check (ubuntu-latest, stable)	51s
Clippy (ubuntu-latest, beta)	47s
Test Suite (windows-latest, beta)	2m 3s
Check (ubuntu-latest, beta)	57s
Clippy (windows-latest, stable)	2m 13s
Test Suite (macOS-latest, stable)	1m 41s
Check (windows-latest, stable)	2m 11s
Clippy (windows-latest, beta)	1m 56s
Test Suite (macOS-latest, beta)	1m 25s
Check (windows-latest, beta)	1m 53s
Clippy (macOS-latest, stable)	51s
Check (macOS-latest, stable)	1m 32s
Clippy (macOS-latest, beta)	1m 36s
Check (macOS-latest, beta)	1m 4s
	28m 41s

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