Add missing vertical bars to REST API doc markup

Their absence is messing up the formatting.

Change-Id: I584f33065c70751881b1155279712a74d024b3eb

Documentation/rest-api-projects.txt

diff --git a/Documentation/rest-api-projects.txt b/Documentation/rest-api-projects.txt
index 672f025..2701eb9 100644
--- a/Documentation/rest-api-projects.txt
+++ b/Documentation/rest-api-projects.txt
@@ -2016,12 +2016,10 @@
 valid link:user-changeid.html[Change-Id] footer in any commit uploaded
 for review is required. This does not apply to commits pushed directly
 to a branch or tag.
-|`enable_signed_push`|
-optional, not set if signed push is disabled|
+|`enable_signed_push`|optional, not set if signed push is disabled|
 link:#inherited-boolean-info[InheritedBooleanInfo] that tells whether
 signed push validation is enabled on the project.
-|`require_signed_push`|
-optional, not set if signed push is disabled
+|`require_signed_push`|optional, not set if signed push is disabled|
 link:#inherited-boolean-info[InheritedBooleanInfo] that tells whether
 signed push validation is required on the project.
 |`max_object_size_limit`     ||
@@ -2136,7 +2134,7 @@
 `configured_value` and `inherited_value`.
 |`values`          |optional|
 The list of values. Only set if the `type` is `ARRAY`.
-`editable`         |`false` if not set|
+|`editable`         |`false` if not set|
 Whether the value is editable.
 |`permitted_values`|optional|
 The list of permitted values. Only set if the `type` is `LIST`.