Remove unnecessary null assignment

Author: kinow

src/test/java/com/tupilabs/human_name_parser/ParserTest.java

@@ -51,7 +51,7 @@ public void testAll() throws IOException {
 
         try (FileReader reader = new FileReader(testNames); BufferedReader buffer = new BufferedReader(reader)) {
 
-            String line = null;
+            String line;
             while ((line = buffer.readLine()) != null) {
                 if (StringUtils.isBlank(line)) {
                     LOGGER.warning("Empty line in testNames.txt");