fix: migrate osconfig/agentendpoint/v1 go_gapic_library target to microgen impl

PiperOrigin-RevId: 302913609

google/cloud/osconfig/agentendpoint/v1/BUILD.bazel

@@ -109,10 +109,9 @@ go_proto_library(
 
 go_gapic_library(
     name = "agentendpoint_go_gapic",
-    src = ":agentendpoint_proto_with_info",
-    gapic_yaml = "osconfig_gapic.yaml",
-    importpath = "cloud.google.com/go/osconfig/agentendpoint/apiv1",
-    package = "google.cloud.osconfig.agentendpoint.v1",
+    srcs = [":agentendpoint_proto_with_info"],
+    grpc_service_config = "agentendpoint_grpc_service_config.json",
+    importpath = "cloud.google.com/go/osconfig/agentendpoint/apiv1;agentendpoint",
     service_yaml = "osconfig_v1.yaml",
     deps = [
         ":agentendpoint_go_proto",
@@ -131,7 +130,6 @@ go_gapic_assembly_pkg(
     name = "gapi-cloud-osconfig-agentendpoint-v1-go",
     deps = [
         ":agentendpoint_go_gapic",
-        ":agentendpoint_go_gapic_srcjar-smoke-test.srcjar",
         ":agentendpoint_go_gapic_srcjar-test.srcjar",
         ":agentendpoint_go_proto",
     ],