change argument name to connectionPayload (#6103)

Author: martinbonnin

libraries/apollo-runtime/src/commonMain/kotlin/com/apollographql/apollo/network/websocket/GraphQLWsProtocol.kt

@@ -15,17 +15,17 @@ import okio.Buffer
  */
 @ApolloExperimental
 class GraphQLWsProtocol(
-    val connectionParams: suspend () -> Any? = { null },
+    val connectionPayload: suspend () -> Any? = { null },
 ) : WsProtocol {
   override val name: String
     get() = "graphql-transport-ws"
 
   override suspend fun connectionInit(): ClientMessage {
     val map = mutableMapOf<String, Any?>()
     map.put("type", "connection_init")
-    val params = connectionParams()
-    if (params != null) {
-      map.put("payload", params)
+    val payload = connectionPayload()
+    if (payload != null) {
+      map.put("payload", payload)
     }
 
     return map.toClientMessage()

libraries/apollo-runtime/src/commonMain/kotlin/com/apollographql/apollo/network/websocket/SubscriptionWsProtocol.kt

@@ -19,17 +19,17 @@ import okio.Buffer
 @Deprecated("Migrate your server to GraphQLWsProtocol instead")
 @ApolloDeprecatedSince(ApolloDeprecatedSince.Version.v4_0_0)
 class SubscriptionWsProtocol(
-    val connectionParams: suspend () -> Any? = { null },
+    val connectionPayload: suspend () -> Any? = { null },
 ) : WsProtocol {
   override val name: String
     get() = "graphql-ws"
 
   override suspend fun connectionInit(): ClientMessage {
     val map = mutableMapOf<String, Any?>()
     map.put("type", "connection_init")
-    val params = connectionParams()
-    if (params != null) {
-      map.put("payload", params)
+    val payload = connectionPayload()
+    if (payload != null) {
+      map.put("payload", payload)
     }
 
     return map.toClientMessage()