[ci]: Fix in case Nightly release not available

Signed-off-by: Viet Nguyen Duc <nguyenducviet4496@gmail.com>

Author: VietND96

.github/actions/get-latest-upstream/action.yml

@@ -22,13 +22,13 @@ runs:
         AUTH_HEADER="Authorization: token ${{ inputs.gh_cli_token }}"
         if [ "${{ inputs.release }}" = "true" ]; then
           echo "Getting the latest stable release."
-          RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[] | select(.prerelease == false)] | .[0].tag_name')
+          RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[]? | select(.prerelease == false)] | .[0].tag_name')
         else
           echo "Getting the latest Nightly release."
-          RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[] | select(.prerelease == true)] | .[0].tag_name' || echo "")
-          if [ -z "${RELEASE}" ]; then
+          RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[]? | select(.prerelease == true)] | .[0].tag_name' || echo "")
+          if [ -z "${RELEASE}" || "${RELEASE}" = "null" ]; then
             echo "Nightly release not found, getting the latest stable release."
-            RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[] | select(.prerelease == false)] | .[0].tag_name')
+            RELEASE=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases | jq -r '[.[]? | select(.prerelease == false)] | .[0].tag_name')
           fi
         fi
         jar_file=$(curl -s -H "$AUTH_HEADER" https://api.github.com/repos/SeleniumHQ/selenium/releases/tags/${RELEASE} | jq -r '.assets[] | select(.name | endswith(".jar")) | .name' | tail -n 1)