ci(bigquery-storage): fix core_deps_from_source and prerelease_deps by installing extras (googleapis#17529)

fixes: googleapis#17530

Log:
https://btx.cloud.google.com/invocations/bf99245e-a50a-4863-941e-a29163224a9d/targets/cloud-devrel%2Fclient-libraries%2Fpython%2Fgoogleapis%2Fgoogle-cloud-python%2Fpresubmit%2Fsystem/log

Author: ohmayr

.librarian/generator-input/client-post-processing/bigquery-storage-integration.yaml

@@ -28,6 +28,15 @@ replacements:
           "pyarrow",
       ]
     count: 1
+  - paths: [
+      packages/google-cloud-bigquery-storage/noxfile.py,
+    ]
+    before: |
+      \    # Install all dependencies\n    session.install\("-e", "\."\)
+    after: |
+          # Install all dependencies
+          session.install("-e", f".[{','.join(UNIT_TEST_EXTRAS)}]")
+    count: 2
   - paths: [
       packages/google-cloud-bigquery-storage/noxfile.py,
     ]

packages/google-cloud-bigquery-storage/noxfile.py

@@ -507,7 +507,7 @@ def prerelease_deps(session, protobuf_implementation):
     """
 
     # Install all dependencies
-    session.install("-e", ".")
+    session.install("-e", f".[{','.join(UNIT_TEST_EXTRAS)}]")
 
     # Install dependencies for the unit test environment
     unit_deps_all = UNIT_TEST_STANDARD_DEPENDENCIES + UNIT_TEST_EXTERNAL_DEPENDENCIES
@@ -618,7 +618,7 @@ def core_deps_from_source(session, protobuf_implementation):
     """
 
     # Install all dependencies
-    session.install("-e", ".")
+    session.install("-e", f".[{','.join(UNIT_TEST_EXTRAS)}]")
 
     # Install dependencies for the unit test environment
     unit_deps_all = UNIT_TEST_STANDARD_DEPENDENCIES + UNIT_TEST_EXTERNAL_DEPENDENCIES