Use computed features consistently in Rust workflow

Signed-off-by: James Sturtevant <jsturtevant@gmail.com>

Author: jsturtevant

.github/workflows/dep_rust.yml

@@ -99,7 +99,7 @@ jobs:
           # because the component model example depends on the wasm component built here
           just ensure-tools
           just compile-wit
-          just build-rust-component-examples ${{ matrix.config }} ${{ matrix.wasmtime == 'latest' && 'wasmtime_latest' || '' }}
+          just build-rust-component-examples ${{ matrix.config }} ${{ env.FEATURES }}
       
       - name: Fmt
         run: just fmt-check
@@ -112,7 +112,7 @@ jobs:
         working-directory: ./src/hyperlight_wasm
 
       - name: Build Rust Wasm examples
-        run:  just build-rust-wasm-examples ${{ matrix.config }} ${{ matrix.wasmtime == 'latest' && 'wasmtime_latest' || '' }}
+        run:  just build-rust-wasm-examples ${{ matrix.config }} ${{ env.FEATURES }}
         working-directory: ./src/hyperlight_wasm
 
       - name: Test