Update release.yaml

Author: erebe

.github/workflows/release.yaml

@@ -147,7 +147,7 @@ jobs:
       - name: Build ${{ matrix.platform.name }} binary
         uses: actions-rs/cargo@v1
         env: 
-          JEMALLOC_SYS_WITH_LG_PAGE: '16'
+          aarch64_unknown_linux_musl_JEMALLOC_SYS_WITH_LG_PAGE: '16'
         # We use cross-rs if not running on x86_64 architecture on Linux
         with:
           command: build