Drop mod_v8 from debian build for now

This is currently breaking the build.  We'll get that fixed and add
mod_v8 back in after things slow down.

debian/bootstrap.sh

@@ -30,6 +30,7 @@ avoid_mods=(
   languages/mod_managed
   languages/mod_perl
   languages/mod_spidermonkey
+  languages/mod_v8
   sdk/autotools
   xml_int/mod_xml_ldap
   xml_int/mod_xml_radius