Remove spaces on getting ISSUER details

It happens that the cert issuer output contains spaces, which later
in the condition where it is comparing with expected issuer it just fails.

Signed-off-by: Daniel Pawlik <dpawlik@redhat.com>

Author: danpawlik

tests/kuttl/common/osp_check_cert_issuer.sh

@@ -61,9 +61,9 @@ for url in $(openstack endpoint list -c URL -f value | grep "$endpoint_filter");
 
     echo "Checking $host_port ..."
     if [[ "$ENDPOINT_TYPE" == "public" ]]; then
-        ISSUER=$(echo | openssl s_client -connect "$host_port" 2>/dev/null | openssl x509 -noout -issuer | sed -n 's/^.*CN=\([^,]*\).*$/\1/p')
+        ISSUER=$(echo | openssl s_client -connect "$host_port" 2>/dev/null | openssl x509 -noout -issuer | sed -n 's/^.*CN=\([^,]*\).*$/\1/p' | sed 's/ //g')
     else
-        ISSUER=$(openssl s_client -connect $host_port < /dev/null 2>/dev/null | openssl x509 -issuer -noout -in /dev/stdin)
+        ISSUER=$(openssl s_client -connect $host_port </dev/null 2>/dev/null | openssl x509 -issuer -noout -in /dev/stdin | sed 's/ //g')
     fi
 
     if [[ "$ISSUER" != "$EXPECTED_ISSUER" ]]; then