Update semaphore image type (#986)

## Description

## Documentation

Does this require changes to the WorkOS Docs? E.g. the [API
Reference](https://workos.com/docs/reference) or code snippets need
updates.

```
[ ] Yes
```

If yes, link a related docs PR and add a docs maintainer as a reviewer.
Their approval is required.

Author: ameesha

.semaphore/npm.yml

@@ -3,8 +3,8 @@ version: v1.0
 name: Publish to NPM
 agent:
   machine:
-    type: e1-standard-2
-    os_image: ubuntu1804
+    type: e2-standard-2
+    os_image: ubuntu2204
 
 blocks:
   - name: Publish