whitelist fastapi (#2034)

## Changes
whitelist fastapi

### Linked issues
Progresses #1901 

### Functionality 
None

### Tests
- [x] manually tested

Co-authored-by: Eric Vergnaud <[email protected]>

Author: ericvergnaud

src/databricks/labs/ucx/source_code/known.json

@@ -3248,6 +3248,57 @@
     "faker.utils.loading": [],
     "faker.utils.text": []
   },
+  "fastapi": {
+    "fastapi": [],
+    "fastapi._compat": [],
+    "fastapi.applications": [],
+    "fastapi.background": [],
+    "fastapi.concurrency": [],
+    "fastapi.datastructures": [],
+    "fastapi.dependencies": [],
+    "fastapi.dependencies.models": [],
+    "fastapi.dependencies.utils": [],
+    "fastapi.encoders": [],
+    "fastapi.exception_handlers": [],
+    "fastapi.exceptions": [],
+    "fastapi.logger": [],
+    "fastapi.middleware": [],
+    "fastapi.middleware.cors": [],
+    "fastapi.middleware.gzip": [],
+    "fastapi.middleware.httpsredirect": [],
+    "fastapi.middleware.trustedhost": [],
+    "fastapi.middleware.wsgi": [],
+    "fastapi.openapi": [],
+    "fastapi.openapi.constants": [],
+    "fastapi.openapi.docs": [],
+    "fastapi.openapi.models": [],
+    "fastapi.openapi.utils": [],
+    "fastapi.param_functions": [],
+    "fastapi.params": [],
+    "fastapi.requests": [],
+    "fastapi.responses": [],
+    "fastapi.routing": [],
+    "fastapi.security": [],
+    "fastapi.security.api_key": [],
+    "fastapi.security.base": [],
+    "fastapi.security.http": [],
+    "fastapi.security.oauth2": [],
+    "fastapi.security.open_id_connect_url": [],
+    "fastapi.security.utils": [],
+    "fastapi.staticfiles": [],
+    "fastapi.templating": [],
+    "fastapi.testclient": [],
+    "fastapi.types": [],
+    "fastapi.utils": [],
+    "fastapi.websockets": []
+  },
+  "fastapi-cli": {
+    "fastapi_cli": [],
+    "fastapi_cli.cli": [],
+    "fastapi_cli.discover": [],
+    "fastapi_cli.exceptions": [],
+    "fastapi_cli.logging": []
+  },
   "fastcluster": {
     "fastcluster": []
   },