DEPR: Deprecate the convert_dtype param in Series.Apply (#52257)

* DEPR: Deprecate param convert_dtype in Series.Apply * fix StataReader * fix issue * Update pandas/core/series.py Co-authored-by: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com> * explain more in warning --------- Co-authored-by: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com>

Author: topper-123

doc/source/whatsnew/v2.1.0.rst

@@ -129,6 +129,7 @@ Deprecations
 - Deprecated parameter ``convert_type`` in :meth:`Series.apply` (:issue:`52140`)
 - Deprecated making :meth:`Series.apply` return a :class:`DataFrame` when the passed-in callable returns a :class:`Series` object. In the future this will return a :class:`Series`.
  This pattern was very slow and it's recommended to use alternative methods to archive the same goal (:issue:`52116`)
+- Deprecated parameter ``convert_type`` in :meth:`Series.apply` (:issue:`52140`)
 -
 
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