Add config.yml for Templates. (#1352)

Author: hdost

.github/ISSUE_TEMPLATE/FEATURE-REQUEST.yml

@@ -1,4 +1,5 @@
-name: Feature Request
+---
+name: "Feature Request"
 description: Request a feature for the OpenTelemetry Rust implementation.
 title: "[Feature]: "
 labels: ["enhancement", "triage:todo"]
@@ -24,7 +25,7 @@ body:
   - type: textarea
     id: solution
     attributes:
-      label: Describe the solution you'd like:
+      label: "Describe the solution you'd like:"
       description: What do you want to happen instead? What is the expected behavior?
       placeholder: I'd like the api to ...
     validations:

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,11 @@
+contact_links:
+  - name: GitHub Discussions
+    url: https://github.com/open-telemetry/opentelemetry-rust/discussions/new/choose
+    about: Please ask questions here.
+  - name: Slack
+    url: https://cloud-native.slack.com/archives/C03GDP0H023
+    about: Or the `#otel-rust` channel in the CNCF Slack instance. (Not terribly responsive.)
+  - name: "⚠️ Report a security vulnerability"
+    url: "https://github.com/open-telemetry/opentelemetry-rust/security/advisories/new"
+    about: "Report a security vulnerability."
+