fixed typo (SPR-6967)

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@3089 50f2f4bb-b051-0410-bef5-90022cba6387

spring-framework-reference/src/overview.xml

@@ -795,7 +795,7 @@ TR: OK. Added to diagram.--></para>
 
         <para>Now this application is probably broken because there is no
         implementation of the JCL API on the classpath, so to fix it a new one
-        has to be prvided. In the next section we show you how to provide an
+        has to be provided. In the next section we show you how to provide an
         alternative implementation of JCL using SLF4J as an example.</para>
       </section>