Revert "fix mypyp thing"

This reverts commit 21ad873.

Author: oliverb123

posthog/utils.py

@@ -101,12 +101,11 @@ def _clean_dataclass(dataclass_):
 
 def _coerce_unicode(cmplx):
     try:
-        if isinstance(cmplx, bytes):
-            item = cmplx.decode("utf-8", "strict")
-        else:
-            item = str(cmplx)
-    except (AttributeError, UnicodeDecodeError) as exception:
-        log.warning("Error decoding: %s", str(exception))
+        item = cmplx.decode("utf-8", "strict")
+    except AttributeError as exception:
+        item = ":".join(exception)
+        item.decode("utf-8", "strict")
+        log.warning("Error decoding: %s", item)
         return None
     return item