fix typo

Author: agullon

test/bin/common_versions.sh

@@ -98,9 +98,9 @@ get_lrel_release_image_url() {
     local image_url=""
 
     if [[ "${release_type}" == "ec" ]]; then
-        image_url="https://mirror.openshift.com/pub/openshift-v4/${UNAME_M}/microshift/ocp-dev-preview/${release_version}/el9/bootc-pullspec.txt""
+        image_url="https://mirror.openshift.com/pub/openshift-v4/${UNAME_M}/microshift/ocp-dev-preview/${release_version}/el9/bootc-pullspec.txt"
     elif [[ "${release_type}" == "rc" ]]; then
-        image_url="https://mirror.openshift.com/pub/openshift-v4/${UNAME_M}/microshift/ocp/${release_version}/el9/bootc-pullspec.txt""
+        image_url="https://mirror.openshift.com/pub/openshift-v4/${UNAME_M}/microshift/ocp/${release_version}/el9/bootc-pullspec.txt"
     elif [[ "${release_type}" == "zstream" ]]; then
         for registry in "registry.redhat.io" "registry.stage.redhat.io"; do
             image_url="$(get_redhat_bootc_image_url "${registry}" "${release_version}")"