sqlite3: Remove preprocessor defines that should be disabled.

The source code uses #ifdef so the =0 had no effect. Should unbreak tests on
FreeBSD which misses fdatasync.


git-svn-id: https://llvm.org/svn/llvm-project/test-suite/trunk@187307 91177308-0d34-0410-b5e6-96231b3b80d8