Add new envvars to release action

Author: jurvis

.github/workflows/release-framework.yml

@@ -37,6 +37,8 @@ jobs:
     env:
       DEVELOPER_DIR: /Applications/Xcode_13.2.1.app/Contents/Developer
       BUILD_DIR: ./build
+      LDK_C_BINDINGS_BASE: /Users/runner/work/ldk-swift/ldk-swift/bindings/artifacts/ldk-c-bindings
+      LDK_C_BINDINGS_BINARY_DIRECTORY: /Users/runner/work/ldk-swift/ldk-swift/bindings/artifacts/bin
     steps:
     - name: Configure Xcode
       uses: maxim-lobanov/setup-xcode@v1