tests: temporarily skip "integration-dind-ssl"

these tests are currently failing due to an issue with the test-certs
created;

    ==================================== ERRORS ====================================
    _________ ERROR at setup of BuildTest.test_build_container_with_target _________
    /usr/local/lib/python3.12/site-packages/urllib3/connectionpool.py:464: in _make_request
        self._validate_conn(conn)
    /usr/local/lib/python3.12/site-packages/urllib3/connectionpool.py:1093: in _validate_conn
        conn.connect()
    /usr/local/lib/python3.12/site-packages/urllib3/connection.py:790: in connect
        sock_and_verified = _ssl_wrap_socket_and_match_hostname(
    /usr/local/lib/python3.12/site-packages/urllib3/connection.py:969: in _ssl_wrap_socket_and_match_hostname
        ssl_sock = ssl_wrap_socket(
    /usr/local/lib/python3.12/site-packages/urllib3/util/ssl_.py:480: in ssl_wrap_socket
        ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls, server_hostname)
    /usr/local/lib/python3.12/site-packages/urllib3/util/ssl_.py:524: in _ssl_wrap_socket_impl
        return ssl_context.wrap_socket(sock, server_hostname=server_hostname)
    /usr/local/lib/python3.12/ssl.py:455: in wrap_socket
        return self.sslsocket_class._create(
    /usr/local/lib/python3.12/ssl.py:1041: in _create
        self.do_handshake()
    /usr/local/lib/python3.12/ssl.py:1319: in do_handshake
        self._sslobj.do_handshake()
    E   ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: invalid CA certificate (_ssl.c:1010)

    During handling of the above exception, another exception occurred:
    /usr/local/lib/python3.12/site-packages/urllib3/connectionpool.py:787: in urlopen
        response = self._make_request(
    /usr/local/lib/python3.12/site-packages/urllib3/connectionpool.py:488: in _make_request
        raise new_e
    E   urllib3.exceptions.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: invalid CA certificate (_ssl.c:1010)

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

.github/workflows/ci.yml

@@ -58,7 +58,9 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                variant: [ "integration-dind", "integration-dind-ssl", "integration-dind-ssh" ]
+                # FIXME(thaJeztah): re-enable "integration-dind-ssl"; see
+                # variant: [ "integration-dind", "integration-dind-ssl", "integration-dind-ssh" ]
+                variant: [ "integration-dind", "integration-dind-ssh" ]
 
         steps:
             - uses: actions/checkout@v4