Lock SwiftProtobuf dependency (#957)

Author: martinmitrevski

Package.swift

@@ -22,7 +22,7 @@ let package = Package(
         )
     ],
     dependencies: [
-        .package(url: "https://github.com/apple/swift-protobuf.git", from: "1.29.0"),
+        .package(url: "https://github.com/apple/swift-protobuf.git", exact: "1.30.0"),
         .package(url: "https://github.com/GetStream/stream-video-swift-webrtc.git", exact: "137.0.41")
     ],
     targets: [

StreamVideo.xcodeproj/project.pbxproj

@@ -11282,8 +11282,8 @@
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/apple/swift-protobuf";
 			requirement = {
-				kind = upToNextMajorVersion;
-				minimumVersion = 1.18.0;
+				kind = exactVersion;
+				version = 1.30.0;
 			};
 		};
 /* End XCRemoteSwiftPackageReference section */