Update the suppression rule for an intentional crash test.

This change updates a suppression rule to catch up with r108025, which changed MainFunctionParams to content::MainFunctionParams.

TBR=stuartmorgan,jam
BUG=none
TEST=make the "Linux Tests (valgrind)(7)" bot green.
Review URL: http://codereview.chromium.org/8430026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@108069 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -890,7 +890,7 @@
    intentional_RendererCrashTest
    Memcheck:Addr4
    fun:_Z*33HandleRendererErrorTestParametersRK11CommandLine
-   fun:_Z12RendererMainRK18MainFunctionParams
+   fun:_Z12RendererMainRKN7content18MainFunctionParams*
 }
 {
    # The InvalidRead error in rc4_wordconv is intentional.