fix missing end tag

doc/langref.html.in

@@ -2186,9 +2186,9 @@ or
         having a maximum bit count of 65535, and the host endianness.
         On a big endian system, the first declared field will have the highest memory address.
         </li>
-        <li>The backing integer has the same bit count as the fields' total bit width.</li> 
+        <li>The backing integer has the same bit count as the fields' total bit width.</li>
         <li>Field access and assignment can be understood as shorthand for bitshifts on the backing integer.</li>
-        <li>Integers will use exactly as many bits as they have. For example, a {#syntax#}u5{#endsyntax#} will use 5 bits of the backing integer.
+        <li>Integers will use exactly as many bits as they have. For example, a {#syntax#}u5{#endsyntax#} will use 5 bits of the backing integer.</li>
         <li>{#syntax#}bool{#endsyntax#} fields use exactly 1 bit.</li>
         <li>An {#link|enum#} field uses exactly the bit width of its integer tag type.</li>
         <li>A {#link|packed union#} field uses exactly the bit width of the union field with