[1.8.x] Used PEP 8 style indentation in forms docs.

Backport of b9bf61ce61ea933c3fefa05fa1ded8dfb1b445e5 from master

1 files changed, 4 insertions, 2 deletions

diff --git a/docs/ref/forms/validation.txt b/docs/ref/forms/validation.txt
index 64f5cd391e..cf633bfb85 100644
--- a/docs/ref/forms/validation.txt
+++ b/docs/ref/forms/validation.txt
@@ -365,8 +365,10 @@ example::
             if cc_myself and subject:
                 # Only do something if both fields are valid so far.
                 if "help" not in subject:
-                    raise forms.ValidationError("Did not send for 'help' in "
-                            "the subject despite CC'ing yourself.")
+                    raise forms.ValidationError(
+                        "Did not send for 'help' in the subject despite "
+                        "CC'ing yourself."
+                    )
 
 .. versionchanged:: 1.7