chore(shopping): start generating reviews v1beta (googleapis#11296)

PiperOrigin-RevId: 704296222

.github/.OwlBot.yaml

@@ -385,6 +385,7 @@ deep-remove-regex:
   - /internal/generated/snippets/shopping/merchant/quota/apiv1beta/
   - /internal/generated/snippets/shopping/merchant/inventories/apiv1beta/
   - /internal/generated/snippets/shopping/merchant/reports/apiv1beta/
+  - /internal/generated/snippets/shopping/merchant/reviews/apiv1beta/
   - /internal/generated/snippets/shopping/merchant/lfp/apiv1beta/
   - /internal/generated/snippets/spanner/admin/database/apiv1/
   - /internal/generated/snippets/spanner/admin/instance/apiv1/
@@ -539,6 +540,7 @@ deep-remove-regex:
   - /shopping/merchant/inventories/apiv1beta/
   - /shopping/merchant/lfp/apiv1beta/
   - /shopping/merchant/reports/apiv1beta/
+  - /shopping/merchant/reviews/apiv1beta/
   - /shopping/type/
   - /spanner/admin/database/apiv1/
   - /spanner/admin/instance/apiv1/
@@ -1134,6 +1136,8 @@ deep-copy-regex:
     dest: /
   - source: /google/shopping/merchant/reports/v1beta/cloud.google.com/go
     dest: /
+  - source: /google/shopping/merchant/reviews/v1beta/cloud.google.com/go
+    dest: /
   - source: /google/shopping/type/cloud.google.com/go
     dest: /
   - source: /google/spanner/admin/database/v1/cloud.google.com/go

internal/postprocessor/config.yaml

@@ -936,6 +936,9 @@ service-configs:
   - input-directory: google/shopping/merchant/reports/v1beta
     service-config: merchantapi_v1beta.yaml
     import-path: cloud.google.com/go/shopping/merchant/reports/apiv1beta
+  - input-directory: google/shopping/merchant/reviews/v1beta
+    service-config: merchantapi_v1beta.yaml
+    import-path: cloud.google.com/go/shopping/merchant/reviews/apiv1beta
   - input-directory: google/shopping/type
     service-config:
     import-path: cloud.google.com/go/shopping/type