Modify test for rv32

Author: spaits

llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir

@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -mtriple=riscv32 -mattr=-d -run-pass=legalizer %s -o - \
+# RUN: llc -mtriple=riscv32 -mattr=-d -mattr=-f -run-pass=legalizer %s -o - \
 # RUN: | FileCheck %s
 
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