🐛 extend regex for macro parsing

- extend the regex to include "." to parse decimal values for
the parameter Dialog of the macro

Fixes #76

octoprint_klipper/static/js/klipper_param_macro.js

@@ -23,7 +23,7 @@ $(function() {
         self.macroName = ko.observable();
 
         var paramObjRegex = /{(.*?)}/g;
-        var keyValueRegex = /(\w*)\s*:\s*([\w\s°"|]*)/g;
+        var keyValueRegex = /(\w*)\s*:\s*([\w\s°"|\.]*)/g;
 
         self.process = function(macro) {
            self.macro = macro.macro();