staging only, back out revision 1.17, kernel fixed

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

@@ -38,10 +38,10 @@ verifyDir       = /builds/verify
 tagDir          = /builds/tags
 configBumpDir   = /builds/config
 # Build platform, as specified by tinderbox
-linux_buildPlatform   = Linux_2.6.18-8.el5_Depend
+linux_buildPlatform   = Linux_2.6.18-53.1.14.el5_Depend
 macosx_buildPlatform  = Darwin_8.8.4_Depend
 win32_buildPlatform   = WINNT_5.2_Depend
-linux_l10n_buildPlatform   = Linux_2.6.18-8.el5_Depend
+linux_l10n_buildPlatform   = Linux_2.6.18-53.1.14.el5_Depend
 macosx_l10n_buildPlatform  = Darwin_8.8.4_Depend
 win32_l10n_buildPlatform   = WINNT_5.2_Depend
 from            = staging-bootstrap@mozilla.org