ci: add jira sync config

.github/.jira_sync_config.yaml

@@ -0,0 +1,24 @@
+settings:
+  labels:
+    - "Status: Triaged"
+  # Adds a comment with the JIRA ID
+  add_gh_comment: true
+  # Reflect changes on JIRA
+  sync_description: true
+  # Comments are synced from Github to JIRA
+  # Nothing goes from JIRA to Github
+  sync_comments: true
+  # epic_key: "MTC-296"
+  jira_project_key: "SNAPCRAFT"
+  status_mapping:
+    opened: Triaged
+    closed: done
+  label_mapping:
+    "Type: Bug": Bug
+    "Type: Cleanup": Task
+    "Type: Documentation": Task
+    "Type: Enhancement": Task
+    "Type: Invalid": Task
+    "Type: Question": Spike
+    "Type: Refactor": Task
+    "Type: Research": Spike