Update CI branch references to 0.1

Author: TheBlueMatt

.github/workflows/build.yml

@@ -46,7 +46,7 @@ jobs:
         run: |
           git clone https://github.com/rust-bitcoin/rust-lightning
           cd rust-lightning
-          git checkout 0.0.125-bindings
+          git checkout 0.1-bindings
       - name: Fix Github Actions to not be broken
         run: git config --global --add safe.directory /__w/ldk-c-bindings/ldk-c-bindings
       - name: Pin proc-macro and quote to meet MSRV
@@ -106,7 +106,7 @@ jobs:
         run: |
           git clone https://github.com/rust-bitcoin/rust-lightning
           cd rust-lightning
-          git checkout 0.0.125-bindings
+          git checkout 0.1-bindings
       - name: Fix Github Actions to not be broken
         run: git config --global --add safe.directory /__w/ldk-c-bindings/ldk-c-bindings
       - name: Fetch MacOS SDK
@@ -153,7 +153,7 @@ jobs:
         run: |
           git clone https://github.com/rust-bitcoin/rust-lightning
           cd rust-lightning
-          git checkout 0.0.125-bindings
+          git checkout 0.1-bindings
       - name: Rebuild bindings using Apple clang, and check the sample app builds + links
         run: ./genbindings.sh ./rust-lightning true
       - name: Rebuild bindings using upstream clang, and check the sample app builds + links