BaseTools: Fix regression issue by b23414f654

V2: Renaming function DepexExpressionTokenList to  DepexExpressionDict
instead of changing the callers

Fix regression issue by b23414f654
AttributeError: 'ModuleAutoGen' object has no attribute
'DepexExpressionDict'

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yunhua Feng <yunhuax.feng@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>

BaseTools/Source/Python/AutoGen/AutoGen.py

@@ -2897,7 +2897,7 @@ class ModuleAutoGen(AutoGen):
     #   @retval     list    The token list of the dependency expression after parsed
     #
     @cached_property
-    def DepexExpressionTokenList(self):
+    def DepexExpressionDict(self):
         if self.DxsFile or self.IsLibrary or TAB_DEPENDENCY_EXPRESSION_FILE in self.FileTypes:
             return {}