Remove PATH warning (#2001)

* In some cases (Ubuntu), `pyenv init -` has to be run before `pyenv init --path`.
* The warning has served its purpose by now.

libexec/pyenv-init

@@ -61,7 +61,6 @@ function main() {
     ;;
   "print")
     init_dirs
-    warn_path
     print_env
     print_completion
     print_shell_function
@@ -175,13 +174,6 @@ function print_path() {
   esac
 }
 
-function warn_path() {
-  if ! [[ ":${PATH}:" == *":${PYENV_ROOT}/shims:"* ]] ; then
-    echo 'echo '\''WARNING: `pyenv init -` no longer sets PATH.'\'
-    echo 'echo '\''Run `pyenv init` to see the necessary changes to make to your configuration.'\'
-  fi
-}
-
 function print_env() {
   case "$shell" in
   fish )