Update PMD scheme location

Author: AB-xdev

.config/pmd/java/ruleset.xml

@@ -2,7 +2,7 @@
 <ruleset name="Default"
 		 xmlns="http://pmd.sourceforge.net/ruleset/2.0.0"
 		 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-		 xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 https://pmd.sourceforge.io/ruleset_2_0_0.xsd">
+		 xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 https://pmd.github.io/ruleset_2_0_0.xsd">
 
 	<description>
 		This ruleset checks the code for discouraged programming constructs.