user-review-ui: make colon usage a little more consistent

Release-Notes: skip
Change-Id: Icb50475fb1b2d5e7828ca0490025eac79d205f1e
diff --git a/Documentation/user-review-ui.txt b/Documentation/user-review-ui.txt
index 73668d7..780d3ec 100644
--- a/Documentation/user-review-ui.txt
+++ b/Documentation/user-review-ui.txt
@@ -88,7 +88,7 @@
 image::images/user-review-ui-change-metadata.png[width=600, link="images/user-review-ui-change-metadata.png"]
-- [[owner]]Owner/Uploader/Author/Committer
+- [[owner]]Owner/Uploader/Author/Committer:
 Owner is the person who created the change
@@ -170,11 +170,11 @@
 The SHA of the commit corresponding to the merged change on the destination
-- [[revert-created-as]]Revert (Created|Submitted) As
+- [[revert-created-as]]Revert (Created|Submitted) As:
 Points to the revert change, if one was created.
-- [[cherry-pick-of]]Cherry-pick of
+- [[cherry-pick-of]]Cherry-pick of:
 If the change was created as cherry-pick of some other change to a different
 branch, points to the original change.
@@ -207,7 +207,7 @@
 link:config-submit-requirements.html[Submit Requirement Configuration] page.
-=== Actions:
+=== Actions
 Actions buttons are at the top right and in the overflow menu.
 Depending on the change state and the permissions of the user, different
 actions are available on the change: