[gRPC/iOS] Interop test deflake (#29997)

src/objective-c/tests/BUILD

@@ -197,13 +197,19 @@ grpc_objc_ios_unit_test(
     ],
 )
 
+grpc_objc_ios_unit_test(
+    name = "InteropTestsLocal",
+    deps = [
+        ":InteropTestsLocalCleartext-lib",
+        ":InteropTestsLocalSSL-lib",
+    ],
+)
+
 ios_unit_test(
-    name = "InteropTests",
+    name = "InteropTestsRemote",
     minimum_os_version = "9.0",
     test_host = ":ios-host",
     deps = [
-        ":InteropTestsLocalCleartext-lib",
-        ":InteropTestsLocalSSL-lib",
         ":InteropTestsRemote-lib",
     ],
 )

tools/internal_ci/macos/grpc_objc_bazel_test.sh

@@ -47,7 +47,8 @@ EXAMPLE_TARGETS=(
 TEST_TARGETS=(
   # TODO(jtattermusch): ideally we'd say "//src/objective-c/tests/..." but not all the targets currently build
   # TODO(jtattermusch): make //src/objective-c/tests:TvTests test pass with bazel
-  //src/objective-c/tests:InteropTests
+  //src/objective-c/tests:InteropTestsLocal
+  //src/objective-c/tests:InteropTestsRemote
   //src/objective-c/tests:MacTests
   //src/objective-c/tests:UnitTests
   # codegen plugin tests