Update install.func

tweak

misc/install.func

@@ -35,7 +35,7 @@ catch_errors() {
 
 # This function handles errors
 error_handler() {
-  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
+  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID > /dev/null; fi
   printf "\e[?25h"
   local exit_code="$?"
   local line_number="$1"
@@ -69,7 +69,7 @@ msg_info() {
 
 # This function displays a success message with a green color.
 msg_ok() {
-  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
+  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID > /dev/null; fi
   printf "\e[?25h"
   local msg="$1"
   echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
@@ -77,7 +77,7 @@ msg_ok() {
 
 # This function displays a error message with a red color.
 msg_error() {
-  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
+  if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID > /dev/null; fi
   printf "\e[?25h"
   local msg="$1"
   echo -e "${BFR} ${CROSS} ${RD}${msg}${CL}"