Update powerline-multiline.base.bash

Author: zou000

themes/powerline-multiline/powerline-multiline.base.bash

@@ -75,7 +75,7 @@ function __powerline_prompt_command() {
 
 	## left prompt ##
 	# shellcheck disable=SC2068 # intended behavior
-	for segment in ${POWERLINE_LEFT_PROMPT[@]-"user_info" "scm" "python_venv" "ruby" "node" "cwd"}; do
+	for segment in ${POWERLINE_PROMPT[@]-"user_info" "scm" "python_venv" "ruby" "node" "cwd"}; do
 		info="$("__powerline_${segment}_prompt")"
 		if [[ -n "${info}" ]]; then
 			__powerline_left_segment "${info}"