Fix full-store-partial-alias.ll

Accidentally renamed -disable-basicaa -> -disable-basic-aa

Author: aeubanks

llvm/test/Analysis/BasicAA/full-store-partial-alias.ll

@@ -1,5 +1,5 @@
 ; RUN: opt -S -tbaa -gvn < %s | FileCheck -check-prefix=BASICAA %s
-; RUN: opt -S -tbaa -disable-basic-aa -gvn < %s | FileCheck %s
+; RUN: opt -S -tbaa -disable-basicaa -gvn < %s | FileCheck %s
 ; rdar://8875631, rdar://8875069
 
 ; BasicAA should notice that the store stores to the entire %u object,