add missing grpc core and upb dependecies to swift package (grpc#169)

Author: HannahShiSFB

Package.swift

@@ -57,7 +57,6 @@ let package = Package(
         "third_party/upb/upb/json_test.cc",
         "third_party/upb/upb/util/def_to_proto_test.cc",
         "third_party/upb/upb/util/compare_test.cc",
-        "src/core/lib/event_engine/utils.cc",
       ],
       sources: [
         "src/core/ext/filters/",
@@ -67,9 +66,11 @@ let package = Package(
         "src/core/ext/xds/",
         "src/core/lib/",
         "src/core/plugin_registry/grpc_plugin_registry.cc",
+        "src/core/plugin_registry/grpc_plugin_registry_noextra.cc",
         "src/core/tsi/",
         "third_party/re2/re2/",
         "third_party/re2/util/",
+        "third_party/upb/third_party/utf8_range/",
         "third_party/upb/upb/",
         "third_party/xxhash/xxhash.h",
       ],