add Safari migrator to package manifests. I forgot to do so in the patch for bug 710259. r=mak over irc

browser/installer/package-manifest.in

@@ -408,7 +408,11 @@
 @BINPATH@/components/ProfileMigrator.js
 @BINPATH@/components/ChromeProfileMigrator.js
 @BINPATH@/components/FirefoxProfileMigrator.js
+#ifdef XP_WIN
+@BINPATH@/components/SafariProfileMigrator.js
+#endif
 #ifdef XP_MACOSX
+@BINPATH@/components/SafariProfileMigrator.js
 @BINPATH@/components/libalerts.dylib
 #endif
 #ifdef MOZ_ENABLE_DBUS