Fix startup error 'length=1, index=1'

Author: khanhduytran0

app/src/main/java/net/kdt/pojavlaunch/PojavLoginActivity.java

@@ -309,6 +309,7 @@ private void initMain()
 		mkdirs(Tools.worksDir);
 		mkdirs(Tools.versnDir);
 		mkdirs(Tools.libraries);
+		mkdirs(Tools.mpProfiles);
 
 		File file0 = new File(Tools.mpProfiles);
 		File file1 = new File(Tools.mpModEnable);