Fixed workspace breakage on failed env var resolve

If we failed to resolve the contents of <> to some environment variable we will have extra symbols that will break XML so we need to replace them with "&lt;" and "&gt;" this also meant prior to this if you tried to use these symbols it would break your workspace.

src/main/java/com/github/beardyking/simpleclargs/ui/CLArgumentTree.java

@@ -55,6 +55,10 @@ public void updateClargData(String inCommandLineArguments) {
         assert workspaceFile != null;
         System.out.println(workspaceFile.getName());
 
+        // if we don't resolve environment variable we will have extra "<" and ">" which will break the XML in workspace.xml
+        inCommandLineArguments = inCommandLineArguments.replace("<", "&lt;");
+        inCommandLineArguments = inCommandLineArguments.replace(">", "&gt;");
+
         try {
             String xmlContent = new String(workspaceFile.contentsToByteArray(), workspaceFile.getCharset());
             String tagToSearch = "<configuration name=";

src/main/java/com/github/beardyking/simpleclargs/utils/EnvironmentVariableExtractor.java

@@ -15,7 +15,6 @@ public static String extractEnvironmentVariables(String input) {
             String variableValue = System.getenv(variableName);
 
             if (variableValue != null) {
-
                 String replacement = Matcher.quoteReplacement(variableValue);
                 matcher.appendReplacement(result, replacement);
             } else {