datapath: Fix sparse warning for symbol 'BUILD_BUG_ON_NOT_POWER_OF_2'

[openvswitch] / tests / openssl.supp

# suppress OpenSSL errors from valgrind

{
   BN_mod_inverse
   Memcheck:Cond
   fun:BN_mod_inverse
}

{
   BN_div
   Memcheck:Cond
   fun:BN_div
}