chore: Migrate python-dlp synth.py from artman to bazel (#13)

Co-authored-by: Bu Sun Kim <8822365+busunkim96@users.noreply.github.com>

synth.py

@@ -20,16 +20,16 @@
 
 logging.basicConfig(level=logging.DEBUG)
 
-gapic = gcp.GAPICGenerator()
+gapic = gcp.GAPICBazel()
 common = gcp.CommonTemplates()
 
 # ----------------------------------------------------------------------------
 # Generate dlp GAPIC layer
 # ----------------------------------------------------------------------------
 library = gapic.py_library(
-    "dlp",
-    "v2",
-    config_path="/google/privacy/dlp/artman_dlp_v2.yaml",
+    service="dlp",
+    version="v2",
+    bazel_target="//google/privacy/dlp/v2:privacy-dlp-v2-py",
     include_protos=True,
 )
 
@@ -39,6 +39,12 @@
 # Fix namespace
 s.replace("google/**/*.py", "google\.cloud\.privacy\.dlp_v2", "google.cloud.dlp_v2")
 
+s.replace(
+    "google/cloud/dlp_v2/gapic/dlp_service_client.py",
+    "google-cloud-privacy-dlp",
+    "google-cloud-dlp",
+)
+
 # Add missing utf-8 marker
 s.replace(
     "google/cloud/dlp_v2/proto/dlp_pb2.py",