Make the normalizer tests' indentation easier to understand.

test/normalizer_issue_files/E70.py

@@ -17,5 +17,5 @@ async def f(x): return 2
 #: E704:10
 def f(x): return 2 * x
 while all is round:
-    #: E704:10
+    #: E704:14
     def f(x): return 2 * x

test/normalizer_issue_files/E73.py

@@ -1,7 +1,7 @@
 #: E731:4
 f = lambda x: 2 * x
 while False:
-    #: E731:6
+    #: E731:10
     foo = lambda y, z: 2 * x
 # Okay
 f = object()