bump RC for new win32 build b=418926 r=rhelmer p=joduinn

tools/release/configs/fx-moz19-bootstrap.cfg

@@ -8,7 +8,7 @@ branchTag       = HEAD
 #RelbranchOverride = GECKO190_20071207_RELBRANCH
 pullDate        = 2008-03-03 11:15 PST
 l10n_pullDate   = 2008-03-03 05:00 PST
-rc              = 1
+rc              = 2
 # oldVersion and oldRc refer to the previous release
 oldVersion      = 3.0b3
 oldRc           = 3