chore(issue-templates): fix titles (aws#20318)

----

### All Submissions:

* [ ] Have you followed the guidelines in our [Contributing guide?](https://github.com/aws/aws-cdk/blob/master/CONTRIBUTING.md)

### Adding new Unconventional Dependencies:

* [ ] This PR adds new unconventional dependencies following the process described [here](https://github.com/aws/aws-cdk/blob/master/CONTRIBUTING.md/#adding-new-unconventional-dependencies)

### New Features

* [ ] Have you added the new feature to an [integration test](https://github.com/aws/aws-cdk/blob/master/INTEGRATION_TESTS.md)?
	* [ ] Did you use `yarn integ` to deploy the infrastructure and generate the snapshot (i.e. `yarn integ` without `--dry-run`)?

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

.github/ISSUE_TEMPLATE/documentation.yml

@@ -1,7 +1,7 @@
 ---
 name: "📕 Documentation Issue"
 description: Report an issue in the API Reference documentation or Developer Guide
-title: "(short issue description)"
+title: "(module name): (short issue description)"
 labels: [documentation, needs-triage]
 assignees: []
 body:

.github/ISSUE_TEMPLATE/feature-request.yml

@@ -1,7 +1,7 @@
 ---
 name: 🚀 Feature Request
 description: Suggest an idea for this project
-title: "(short issue description)"
+title: "(module name): (short issue description)"
 labels: [feature-request, needs-triage]
 assignees: []
 body: