fix: an issue with ios implementation

Author: andresilveirah

ios/RNSourcepointCmp.swift

@@ -37,7 +37,7 @@ import React
   private static var objcDelegate = CMPDelegateHandler(parent: shared)
 
   var consentManager: SPConsentManager?
-  weak var delegate: ReactNativeCmpImplDelegate?
+  var delegate: ReactNativeCmpImplDelegate?
 
   public override init() {
     super.init()
@@ -112,7 +112,7 @@ import React
 
 
 private class CMPDelegateHandler: NSObject, SPDelegate {
-  weak var parent: ReactNativeCmpImpl?
+  var parent: ReactNativeCmpImpl?
 
   init(parent: ReactNativeCmpImpl?) {
     self.parent = parent