Simplify the NOTE

Author: davepeck

Doc/library/string.rst

@@ -797,13 +797,13 @@ Template strings ($-strings)
 
 .. note::
 
-   The :class:`~string.Template` class described here was introduced in Python
-   2.4.  It is entirely unrelated to, and should *not* be confused with, the
-   new :ref:`Template Strings <template-strings>` feature and
-   :ref:`t-string literal syntax <t-strings>` introduced in Python 3.14 and
-   originally described in :pep:`750`. Python's t-string literals evaluate to
-   instances of a different :class:`~string.templatelib.Template` class, which
-   is found in the :mod:`string.templatelib` module.
+   The feature described here was introduced in Python 2.4.  It is entirely
+   unrelated to, and should *not* be confused with, the new
+   :ref:`Template Strings <template-strings>` feature and
+   :ref:`t-string literal syntax <t-strings>` introduced in Python 3.14.
+   T-string literals evaluate to instances of a different
+   :class:`~string.templatelib.Template` class, found in the
+   :mod:`string.templatelib` module.
 
 Template strings provide simpler string substitutions as described in
 :pep:`292`.  A primary use case for template strings is for