fix: set pubsublite back to grpc-only instead of grpc+rest

PiperOrigin-RevId: 457558839

google/cloud/pubsublite/v1/BUILD.bazel

@@ -80,7 +80,7 @@ java_gapic_library(
     test_deps = [
         ":pubsublite_java_grpc",
     ],
-    transport = "grpc+rest",
+    transport = "grpc",
     deps = [
         ":pubsublite_java_proto",
     ],
@@ -89,17 +89,11 @@ java_gapic_library(
 java_gapic_test(
     name = "pubsublite_java_gapic_test_suite",
     test_classes = [
-        "com.google.cloud.pubsublite.v1.AdminServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.AdminServiceClientTest",
-        "com.google.cloud.pubsublite.v1.CursorServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.CursorServiceClientTest",
-        "com.google.cloud.pubsublite.v1.PartitionAssignmentServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.PartitionAssignmentServiceClientTest",
-        "com.google.cloud.pubsublite.v1.PublisherServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.PublisherServiceClientTest",
-        "com.google.cloud.pubsublite.v1.SubscriberServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.SubscriberServiceClientTest",
-        "com.google.cloud.pubsublite.v1.TopicStatsServiceClientHttpJsonTest",
         "com.google.cloud.pubsublite.v1.TopicStatsServiceClientTest",
     ],
     runtime_deps = [":pubsublite_java_gapic_test"],
@@ -109,7 +103,7 @@ java_gapic_test(
 java_gapic_assembly_gradle_pkg(
     name = "google-cloud-pubsublite-v1-java",
     include_samples = True,
-    transport = "grpc+rest",
+    transport = "grpc",
     deps = [
         ":pubsublite_java_gapic",
         ":pubsublite_java_grpc",