Add $(brew --prefix) to PATH for getopt

Co-authored-by: dav3r <[email protected]>

Author: michaelsaki

CONTRIBUTING.md

@@ -68,7 +68,7 @@ adding this to your profile:
 
 ```bash
 export PYENV_ROOT="$HOME/.pyenv"
-export PATH="$PYENV_ROOT/bin:/usr/local/opt/gnu-getopt/bin:$PATH"
+export PATH="$PYENV_ROOT/bin:$(brew --prefix)/opt/gnu-getopt/bin:$PATH"
 eval "$(pyenv init --path)"
 eval "$(pyenv init -)"
 eval "$(pyenv virtualenv-init -)"

setup-env

@@ -63,7 +63,7 @@ if [[ $(getopt --version 2> /dev/null) != *"getopt from util-linux"* ]]; then
   is as simple as `brew install gnu-getopt` and adding this to your
   profile:
 
-  export PATH="/usr/local/opt/gnu-getopt/bin:$PATH"
+  export PATH="$(brew --prefix)/opt/gnu-getopt/bin:$PATH"
 
 END_OF_LINE
   exit 1