fix(telemetry): event name typo (#10551)

## Description

Fixes typo for kernel upgrade event

### Security Considerations

None

### Scaling Considerations

None

### Documentation Considerations

None

### Testing Considerations

Shouldn't affect operations

### Upgrade Considerations

Chain software but doesn't affect consensus as it's an optional (off by default) plugin

packages/telemetry/src/slog-to-otel.js

@@ -976,7 +976,7 @@ export const makeSlogToOtelKit = (tracer, overrideAttrs = {}) => {
         spans.pop('timer-poll');
         break;
       }
-      case 'cosmic-swinget-inject-kernel-upgrade-events': {
+      case 'cosmic-swingset-inject-kernel-upgrade-events': {
         spans.push('kernel-upgrade-events');
         spans.pop('kernel-upgrade-events');
         break;