ci: run apitester tester in the right workflow

Author: G-Rath

gcp/api/run_tests.sh

@@ -27,3 +27,6 @@ set -e
 poetry install
 poetry run python server_test.py
 poetry run python integration_tests.py "$1"
+
+# Run the API tester
+cd ../../tools/apitester/ && go test ./...

run_tests.sh

@@ -14,8 +14,3 @@ poetry run python -m unittest discover osv/ecosystems/ "*_test.py" .
 
 # Run the validation for the go/python datastore models
 cd ./go/models/internal/validate/ && ./run_validate.sh
-
-# Run the API tester
-url="localhost:${DATASTORE_EMULATOR_PORT}"
-
-cd ./tools/apitester/ && OSV_API_BASE_URL="$url" go test ./...