Fix missing spacing in find owners documentation

Before:
https://i.imgur.com/w0yOWrt.png

After:
https://i.imgur.com/eeeKwSd.png

Change-Id: Ie8cb417a9795a8c127eb9f501074b2b4010a21ef
Signed-off-by: Edwin Kempin <ekempin@google.com>

resources/Documentation/backend-find-owners.md

diff --git a/resources/Documentation/backend-find-owners.md b/resources/Documentation/backend-find-owners.md
index 1ea48ab..5e428e5 100644
--- a/resources/Documentation/backend-find-owners.md
+++ b/resources/Documentation/backend-find-owners.md
@@ -280,7 +280,7 @@
   john.doe@example.com
   per-file docs.config,*.md=richard.roe@example.com
 ```
-
+\
 **NOTE:** It's important to not include additional spaces in `per-file` lines.
 E.g. "per-file docs.config, test.config=richard.roe@example.com" will make
 Richard Roe a code owner of the files "docs.config" and " test.config" (pay