Enable pkcs11 an dtest_pkcs11 in github actions

- Enabled for the Ubuntu 22.04 build (OpenSSL 3) and one of the
  Ubuntu 20.04 builds (OpenSSL 1.1.1).

Signed-off-by: Selva Nair <selva.nair@gmail.com>
Acked-by: Frank Lichtenheld <frank@lichtenheld.com>
Message-Id: <20230322221456.1660425-3-selva.nair@gmail.com>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg26485.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>

.github/workflows/build.yaml

@@ -282,11 +282,14 @@ jobs:
             sslpkg: "libssl-dev"
             libname: OpenSSL 3.0.2
             ssllib: openssl
+            pkcs11pkg: "libpkcs11-helper1-dev softhsm2 gnutls-bin"
+            extraconf: --enable-pkcs11
           - os: ubuntu-20.04
             sslpkg: "libssl-dev"
             libname: OpenSSL 1.1.1
             ssllib: openssl
-            extraconf: "--enable-iproute2"
+            pkcs11pkg: "libpkcs11-helper1-dev softhsm2 gnutls-bin"
+            extraconf: "--enable-iproute2 --enable-pkcs11"
           - os: ubuntu-20.04
             sslpkg: "libssl-dev"
             libname: OpenSSL 1.1.1
@@ -311,11 +314,12 @@ jobs:
     name: "gcc - ${{matrix.os}} - ${{matrix.libname}} ${{matrix.extraconf}}"
     env:
       SSLPKG: "${{matrix.sslpkg}}"
+      PKCS11PKG: "${{matrix.pkcs11pkg}}"
 
     runs-on: ${{matrix.os}}
     steps:
       - name: Install dependencies
-        run: sudo apt update && sudo apt install -y liblzo2-dev libpam0g-dev liblz4-dev libcap-ng-dev libnl-genl-3-dev linux-libc-dev man2html libcmocka-dev python3-docutils libtool automake autoconf ${SSLPKG}
+        run: sudo apt update && sudo apt install -y liblzo2-dev libpam0g-dev liblz4-dev libcap-ng-dev libnl-genl-3-dev linux-libc-dev man2html libcmocka-dev python3-docutils libtool automake autoconf ${SSLPKG} ${PKCS11PKG}
       - name: Checkout OpenVPN
         uses: actions/checkout@v3
       - name: autoconf