Fix wasi target

Author: schungx

.github/workflows/build.yml

@@ -124,7 +124,7 @@ jobs:
     strategy:
       matrix:
         flags:
-          - "--target wasm32-wasi"
+          - "--target wasm32-wasip1"
 # These fail currently, future PR should fix them
 #          - "--target wasm32-unknown-unknown"
 #          - "--target wasm32-unknown-unknown --features wasm-bindgen"
@@ -145,7 +145,7 @@ jobs:
         with:
           toolchain: stable
           override: true
-          target: wasm32-wasi
+          target: wasm32-wasip1
       - name: Build
         uses: actions-rs/cargo@v1
         with: