update the name of variable in unittest

Author: kirk0830

source/module_io/test/read_input_ptest.cpp

@@ -107,7 +107,7 @@ TEST_F(InputParaTest, ParaRead)
     EXPECT_TRUE(param.inp.symmetry_autoclose);
     EXPECT_EQ(param.inp.cal_force, 0);
     EXPECT_NEAR(param.inp.force_thr, 1.0e-3, 1.0e-7);
-    EXPECT_DOUBLE_EQ(param.inp.force_thr_ev2, 0);
+    EXPECT_DOUBLE_EQ(param.inp.force_zero_out, 0);
     EXPECT_DOUBLE_EQ(param.inp.stress_thr, 1.0e-2);
     EXPECT_DOUBLE_EQ(param.inp.press1, 0.0);
     EXPECT_DOUBLE_EQ(param.inp.press2, 0.0);