CLN: remove unused int_block (#32695)

Author: jbrockmendel

pandas/tests/internals/test_internals.py

@@ -207,7 +207,6 @@ def setup_method(self, method):
         self.cblock = create_block("complex", [7])
         self.oblock = create_block("object", [1, 3])
         self.bool_block = create_block("bool", [5])
-        self.int_block = create_block("int", [6])
 
     def test_constructor(self):
         int32block = create_block("i4", [0])