test: update all test files with templateId field

- Add templateId: null to all mock BeadIssue objects across test files
- Ensures type compatibility with updated BeadIssue interface

tests/lib/swarm-cards.test.ts

@@ -12,6 +12,7 @@ function makeBead(overrides: Partial<BeadIssue>): BeadIssue {
     priority: overrides.priority || 0,
     issue_type: overrides.issue_type || 'task',
     assignee: null,
+    templateId: null,
     owner: null,
     labels: overrides.labels || [],
     dependencies: [],