build: Check-in Cargo.lock files and lockdown .net (#384)

Use frozen and locked builds

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

.github/workflows/test-wasm.yml

@@ -26,6 +26,7 @@ jobs:
       - name: Test wasm binding
         run: |
           cd bindings/wasm
+          cargo fetch
           cargo clippy --all-targets --no-deps -- -Dwarnings
           wasm-pack build --target nodejs --release
           # Enable when upstream issue is fixed.