chore: fix typo in comment (#1198)

Signed-off-by: vetclippy <[email protected]>
Co-authored-by: randy-cro <[email protected]>

Author: vetclippy

integration_tests/test_maxsupply.py

@@ -192,4 +192,4 @@ def _halted_chain():
 
         pass
     except Exception as e:
-        assert False, f"Test case failed due to exeception: {e}."
+        assert False, f"Test case failed due to exception: {e}."