feat: allow setting contract err revert msg (#2689)

Author: antazoey

src/ape/exceptions.py

@@ -332,6 +332,12 @@ def __init__(
     def revert_message(self):
         return self.message
 
+    @revert_message.setter
+    def revert_message(self, value):
+        self.message = value
+        if args := self.args:
+            self.args = tuple([value, *args[1:]])
+
     @property
     def dev_message(self) -> Optional[str]:
         """

tests/functional/test_exceptions.py

@@ -246,6 +246,13 @@ def test_fork_network(self):
             "\x1b[0m, or using a network with explorer support."
         )
 
+    def test_revert_message_setter(self):
+        err = ContractLogicError(revert_message="test message 1")
+        err.revert_message = "test message 2"
+        assert str(err) == "test message 2"
+        assert err.message == "test message 2"
+        assert err.revert_message == "test message 2"
+
 
 class TestUnknownSnapshotError:
     def test_bytes(self):