Fix typo in ALIAS transform

s/regurlar/regular

ArgusCore/src/main/java/com/salesforce/dva/argus/service/metric/transform/AliasTransform.java

@@ -73,7 +73,7 @@
        String aliasTypeForMetric = constants.get(1);
        
        SystemAssert.requireArgument(REGRE.equals(aliasTypeForMetric) || LITERAL.equals(aliasTypeForMetric), 
        		"Alias Transform can only performed for a regurlar expression or a string literal.");
        		"Alias Transform can only performed for a regular expression or a string literal.");
        if (REGRE.equals(aliasTypeForMetric)) {
            SystemAssert.requireArgument(constants.get(0).matches(SEARCH_REPLACE_FORM), "Please provide a valid search/replace form!");
        }
@@ -93,7 +93,7 @@
        if(constants.size() == 4) {
        	String aliasTypeForScope = constants.get(3);
        	SystemAssert.requireArgument(REGRE.equals(aliasTypeForScope) || LITERAL.equals(aliasTypeForScope), 
        			"Alias Transform can only performed for a regurlar expression or a string literal.");
        			"Alias Transform can only performed for a regular expression or a string literal.");
        	if (REGRE.equals(aliasTypeForScope)) {
                SystemAssert.requireArgument(constants.get(2).matches(SEARCH_REPLACE_FORM), "Please provide a valid search/replace form!");
            }