Fix line breaks in PR template

.github/pull_request_template.md

@@ -19,17 +19,22 @@ _See [the contribution guide](https://github.com/tektoncd/pipeline/blob/master/C
 Double check this list of stuff that's easy to miss:
 
 - If you are adding [a new binary/image to the `cmd` dir](../cmd), please update
-  [the release Task](../tekton/publish.yaml) and [TaskRun](../tekton/publish-run.yaml) to build and release this image
+  [the release Task](../tekton/publish.yaml) to build and release this image.
 
 ## Reviewer Notes
 
-If [API changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md)
-are included, [additive changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#additive-changes)
-must be approved by at least two [OWNERS](https://github.com/tektoncd/pipeline/blob/master/OWNERS)
-and [backwards incompatible changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#backwards-incompatible-changes)
-must be approved by [more than 50% of the OWNERS](https://github.com/tektoncd/pipeline/blob/master/OWNERS),
-and they must first be added
-[in a backwards compatible way](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#backwards-compatible-changes-first).
+If [API
+changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md)
+are included, [additive
+changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#additive-changes)
+must be approved by at least two
+[OWNERS](https://github.com/tektoncd/pipeline/blob/master/OWNERS) and [backwards
+incompatible
+changes](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#backwards-incompatible-changes)
+must be approved by [more than 50% of the
+OWNERS](https://github.com/tektoncd/pipeline/blob/master/OWNERS), and they must
+first be added [in a backwards compatible
+way](https://github.com/tektoncd/pipeline/blob/master/api_compatibility_policy.md#backwards-compatible-changes-first).
 
 # Release Notes
 
@@ -41,4 +46,4 @@ Examples of user facing changes:
 - Bug fixes
 - Any changes in behavior
 
-```
+```