Fix typo

Author: mhucka

.flake8

@@ -45,6 +45,6 @@ per-file-ignores =
     # The @plac line in __main__.py is more readable if you align the equals
     # signs, which runs counter to E251 ("unexpected spaces around
     # keyword/parameter equals"). It would be better to disable E251 just for
-    # that block in the file, BUT flake8 only recognizes per-line annotations
-    # there's no way to tell it to ignore a rule for a block of code. So:
+    # that block in the file, BUT flake8 only recognizes per-line annotations,
+    # so there's no way to tell it to ignore a rule only for a block of code.
     %PROJECT_NAME%/__main__.py: E251