Github workflows: re-implement a no-shared build

We do this both on Ubuntu and MacOS X

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/14753)

.github/workflows/ci.yml

@@ -92,6 +92,20 @@ jobs:
     - name: make test
       run: make test HARNESS_JOBS=${HARNESS_JOBS:-4}
 
+  no-shared:
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest ]
+    runs-on: ${{matrix.os}}
+    steps:
+    - uses: actions/checkout@v2
+    - name: config
+      run: ./config --strict-warnings no-shared && perl configdata.pm --dump
+    - name: make
+      run: make -s -j4
+    - name: make test
+      run: make test HARNESS_JOBS=${HARNESS_JOBS:-4}
+
   non-caching:
     runs-on: ubuntu-latest
     steps: