Fix typo

Change-Id: I87fce20463564fe9b32912fcbaf691c1c2839e2b
Reviewed-on: https://gerrit.libreoffice.org/54201Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins <ci@libreoffice.org>

o3tl/qa/test-sorted_vector.cxx

@@ -44,7 +44,7 @@ public:
         SwContent *p3 = new SwContent(3);
         std::unique_ptr<SwContent> p4( new SwContent(4) );
 
-        // insert p3, p1 -> not presernt -> second is true
+        // insert p3, p1 -> not present -> second is true
         CPPUNIT_ASSERT( aVec.insert(p3).second );
         CPPUNIT_ASSERT( aVec.insert(p1.get()).second );
         // insert p3 again -> already present -> second is false