Wrap binary path output in quotes

zsh-nvm.plugin.zsh

@@ -25,7 +25,7 @@ _zsh_nvm_install() {
 _zsh_nvm_global_binaries() {
 
   # Look for global binaries
-  local global_binary_paths=$(echo "$NVM_DIR"/v0*/bin/*(N) "$NVM_DIR"/versions/*/*/bin/*(N))
+  local global_binary_paths="$(echo "$NVM_DIR"/v0*/bin/*(N) "$NVM_DIR"/versions/*/*/bin/*(N))"
 
   # If we have some, format them
   if [[ -n "$global_binary_paths" ]]; then