[SPARK-51846] Upgrade gRPC Swift Protobuf to 1.2 and gRPC Swift NIO Transport to 1.0.3

Author: dongjoon-hyun

Package.swift

@@ -35,8 +35,8 @@ let package = Package(
   ],
   dependencies: [
     .package(url: "https://github.com/grpc/grpc-swift.git", from: "2.1.2"),
-    .package(url: "https://github.com/grpc/grpc-swift-protobuf.git", from: "1.1.0"),
-    .package(url: "https://github.com/grpc/grpc-swift-nio-transport.git", from: "1.0.2"),
+    .package(url: "https://github.com/grpc/grpc-swift-protobuf.git", from: "1.2.0"),
+    .package(url: "https://github.com/grpc/grpc-swift-nio-transport.git", from: "1.0.3"),
     .package(url: "https://github.com/scottrhoyt/SwiftyTextTable.git", from: "0.9.0"),
     .package(url: "https://github.com/google/flatbuffers.git", branch: "v25.2.10"),
   ],