chore: Release stderrlog version 0.6.0

(cargo-release) stderrlog version 0.5.4

(cargo-release) stderrlog version 0.5.3

(cargo-release) stderrlog version 0.5.2

(cargo-release) stderrlog version 0.5.1

(cargo-release) stderrlog version 0.5.0

(cargo-release) stderrlog version 0.4.3

(cargo-release) stderrlog version 0.4.2

(cargo-release) v version 0.4.1

(cargo-release) v version 0.4.0