Fix typo in previous commit (3.3 not 3.3.0).

From-SVN: r66542

libstdc++-v3/docs/html/faq/index.html

@@ -547,7 +547,7 @@ which is no longer available, thanks deja...-->
 <hr />
    <h2><a name="3_10">3.10 MIPS atomic operations</a></h2>
       <p>The atomic locking routines for MIPS targets requires MIPS II
-         and later.  A patch went in just after the 3.3.0 release to
+         and later.  A patch went in just after the 3.3 release to
          make mips* use the generic implementation instead.  You can also
          configure for mipsel-elf as a workaround.
       </p>

libstdc++-v3/docs/html/faq/index.txt

@@ -442,7 +442,7 @@
 3.10 MIPS atomic operations
 
    The atomic locking routines for MIPS targets requires MIPS II and
-   later. A patch went in just after the 3.3.0 release to make mips* use
+   later. A patch went in just after the 3.3 release to make mips* use
    the generic implementation instead. You can also configure for
    mipsel-elf as a workaround.