Add `git cherry-pick` alias

Somehow, forgot to add this one after moving from OMZ

shell/common/git.sh

@@ -12,6 +12,7 @@ alias gc='git commit -v'
 alias gco='git checkout'
 alias gcob='git checkout -b'
 alias gcop='git checkout -p'
+alias gcp='git cherry-pick'
 alias gd='git diff'
 alias gds='git diff --staged'
 alias gf='git fetch --all --tags && git fetch --all --prune'