Issue #26485: Fix Sphinx warning in Doc/license.rst

Patch by Julien.
diff --git a/Doc/license.rst b/Doc/license.rst
index e1fe9db..b127136 100644
--- a/Doc/license.rst
+++ b/Doc/license.rst
@@ -347,6 +347,7 @@
    LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN GAI_ANY WAY
    OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    SUCH DAMAGE.
+
 Floating point exception control
 --------------------------------
 
@@ -900,4 +901,3 @@
 
   Jean-loup Gailly        Mark Adler
   jloup@gzip.org          madler@alumni.caltech.edu
-