Fix style

Author: fangerer

graalpython/com.oracle.graal.python.shell/src/com/oracle/graal/python/shell/GraalPythonMain.java

@@ -97,7 +97,7 @@ public static void main(String[] args) {
     private boolean dontWriteBytecode = false;
     private String warnOptions = null;
     private String checkHashPycsMode = "default";
-    
+
     protected static void setStartupTime() {
         if (GraalPythonMain.startupNanoTime == -1) {
             GraalPythonMain.startupNanoTime = System.nanoTime();