Update README.rst

Author: nabobalis

README.rst

@@ -5,7 +5,7 @@ Note
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 Please note that is an official new home of `Ahmet Bakan's Ablog Sphinx extension <https://github.com/abakan/ablog/>`__.
-This version is maintined with the aim to keep it working for SunPy's website and thus new features are unlikely.
+This version is maintined with the aim to keep it working for SunPy's website and thus new features are **highly unlikely**.
 
 ABlog
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