Remove rpc-client crate

.github/workflows/soroban-rpc.yml

@@ -28,11 +28,7 @@ jobs:
       - uses: ./.github/actions/setup-go
         with:
           go-version: ${{ matrix.go }}
-      - name: Build soroban contract fixtures
-        run: |
-          rustup update
-          rustup target add wasm32-unknown-unknown
-          make build-test-wasms
+      - run: rustup update
       - run: make build-libpreflight
       - run: go test -race -cover -timeout 25m -v ./cmd/soroban-rpc/...
 
@@ -65,10 +61,6 @@ jobs:
         with:
           go-version: 1.22
 
-      - run: |
-          rustup target add ${{ matrix.rust_target }}
-          rustup update
-
       # On windows, make sure we have the same compiler (linker) used by rust.
       # This is important since the symbols names won't match otherwise.
       - if: matrix.os == 'windows-latest'
@@ -86,6 +78,10 @@ jobs:
           sudo apt-get install -y gcc-10-aarch64-linux-gnu
           echo 'CC=aarch64-linux-gnu-gcc-10' >> $GITHUB_ENV
 
+      - run: |
+          rustup target add ${{ matrix.rust_target }}
+          rustup update
+
       - name: Build libpreflight
         run: make build-libpreflight
         env:
@@ -138,14 +134,6 @@ jobs:
 
       - uses: stellar/actions/rust-cache@main
 
-      - name: Build soroban contract fixtures
-        shell: bash
-        run: |
-          rustup update
-          rustup target add wasm32-unknown-unknown
-          make build_rust
-          make build-test-wasms
-
       - name: Install Captive Core
         shell: bash
         run: |
@@ -187,11 +175,12 @@ jobs:
           echo "Docker Compose Version:"
           docker-compose version
 
+      - run: rustup update
+
       - name: Build libpreflight
         shell: bash
         run: make build-libpreflight
 
       - name: Run Soroban RPC Integration Tests
         run: |
-          make install_rust
           go test -race -timeout 60m -v ./cmd/soroban-rpc/internal/test/...