Fix patch for flowgraph.c that left unused local

Summary: Fixes an issue w/ our external 3.14 builds. This variable isn't used but didn't get deleted in the patch which causes errors when we treat warnings as errors. Remove the unused variable.

Reviewed By: itamaro

Differential Revision: D84659198

fbshipit-source-id: dcc37e36ccaff404970022d373f36a8455ebb50e

Author: DinoV

Python/flowgraph.c

@@ -2981,7 +2981,6 @@ optimize_load_fast(cfg_builder *g)
         }
 
         // Push fallthrough block
-        cfg_instr *term = basicblock_last_instr(block);
         if (BB_HAS_FALLTHROUGH(block)) {
             assert(block->b_next != NULL);
             load_fast_push_block(&sp, block->b_next, refs.size);