Don't dangle channel manager upon construction

Author: arik-so

.github/workflows/swift.yml

@@ -21,11 +21,13 @@ jobs:
                     # git checkout origin/2021-03-java-bindings-base
                     # git checkout v0.0.100
                     git checkout dba15b73610e4f54378782e55874fc694bf8bda9
+                    echo "rust-lightning commit hash:"
                     git rev-parse HEAD
                     cd ..
                     git clone https://github.com/lightningdevkit/ldk-c-bindings
                     cd ldk-c-bindings
                     git checkout v0.0.100.1
+                    echo "ldk-c-bindings commit hash:"
                     git rev-parse HEAD
                     cd ..
             -   name: Install native Rust toolchain, Valgrind, and build utilitis

bindings/batteries/ChannelManagerConstructor.swift

@@ -80,7 +80,7 @@ public class ChannelManagerConstructor {
 
         let latestBlockHash = Bindings.LDKThirtyTwoBytes_to_array(nativeType: channelManagerResult.cOpaqueStruct!.contents.result.pointee.a)
         let channelManager = ChannelManager(pointer: channelManagerResult.cOpaqueStruct!.contents.result.pointee.b)
-        try! channelManager.dangle().addAnchor(anchor: channelManagerResult)
+        try! channelManager.addAnchor(anchor: channelManagerResult)
 
 
         self.channelManager = channelManager