Fix checkstyle

Author: nygrenh

tmc-langs-python3/src/main/java/fi/helsinki/cs/tmc/langs/python3/Python3Plugin.java

@@ -143,7 +143,8 @@ private String[] getTestCommand() {
             command = new String[] {"py", "-3"};
             // Conda only works with the "python"-command on windows
             String condaPython = System.getenv("CONDA_PYTHON_EXE");
-            if (condaPython != null && !condaPython.isEmpty() && Files.exists(Paths.get(condaPython))) {
+            if (condaPython != null && !condaPython.isEmpty()
+                    && Files.exists(Paths.get(condaPython))) {
                 command = new String[] {condaPython};
             }
         } else {