test: update tests for Deno with @git.zone/tstest/tapbundle

- Update tapbundle imports from @push.rocks to @git.zone/tstest
- Change all test file imports from .js to .ts extensions
- Tests verified working with Deno runtime
- All 10 logger tests passing
- SNMP tests ready for Deno execution

test/test.logger.ts

@@ -1,5 +1,5 @@
-import { tap, expect } from '@push.rocks/tapbundle';
-import { Logger } from '../ts/logger.js';
+import { tap, expect } from 'npm:@git.zone/tstest@^1.0.0/tapbundle';
+import { Logger } from '../ts/logger.ts';
 
 // Create a Logger instance for testing
 const logger = new Logger();