adds openssl and pkg config env vars to ci gh actions workflow

Author: lmcdonough

.github/workflows/ci.yml

@@ -6,6 +6,9 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
+  OPENSSL_LIB_DIR: /usr/lib/aarch64-linux-gnu
+  OPENSSL_INCLUDE_DIR: /usr/include/aarch64-linux-gnu
+  PKG_CONFIG_ALLOW_CROSS: 1
 
 jobs:
   build_test_run:
@@ -20,6 +23,9 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
         with:
           targets: x86_64-unknown-linux-gnu
+          
+      - name: Install dependencies
+        run: sudo apt-get install -y pkg-config libssl-dev
 
       - name: Use cached dependencies
         uses: Swatinem/rust-cache@v2