Don't run 175-alloc-big-bignums for prebuild config

Prebuild configs use profiles that do not include key methods for
BigInteger so do not run for now:

* Ljava/math/BigInteger;->add([IJ)[I
* Ljava/math/BigInteger;->add([I[I)[I
* Ljava/math/BigInteger;->subtract([IJ)[I

Bug: 174470490
Test: art/test/testrunner/testrunner.py --32 -j1 --verbose --host -t 175
Change-Id: Ibb25c06a5633218bdac9509aed47ba8d744a9c53
1 file changed