[skip-revcheck] gettarget.xml Remove extra period (#4627)

Author: mmalferov

reference/reflection/reflectionattribute/gettarget.xml

@@ -27,8 +27,7 @@
   &reftitle.returnvalues;
   <para>
    Gets target of the attribute as bitmask of
-   <link linkend="attribute.constants"><constant>Attribute::TARGET_*</constant>
-   constants.</link>.
+   <link linkend="attribute.constants"><constant>Attribute::TARGET_*</constant> constants</link>.
   </para>
  </refsect1>