fix syntax

simpleadmin/www/cgi-bin/user_atcommand

@@ -17,10 +17,10 @@ x=$(urldecode "$atcmd")
 MYATCMD=$(printf '%b\n' "${atcmd//%/\\x}")
 if [ -n "${MYATCMD}" ]; then
     # Capture the response and remove ANSI color codes using awk
-    runcmd=$(atcmd "$x" | awk '{ gsub(/\x1B\[[0-9;]*[mG]/, "") }1')
+    runcmd=$(atcmd '$x' | awk '{ gsub(/\x1B\[[0-9;]*[mG]/, "") }1')
 fi
 
 echo "Content-type: text/plain"
 echo $x
 echo ""
-echo "$runcmd"
+echo "$runcmd"