(DOCSP-44284) [Node] Update changelogs to remove updates for EOL'd versions v5.9 and earlier

Author: your proper name

source/whats-new.txt

@@ -29,36 +29,6 @@ Learn what's new in:
 * :ref:`Version 6.2 <version-6.2>`
 * :ref:`Version 6.1 <version-6.1>`
 * :ref:`Version 6.0 <version-6.0>`
-* :ref:`Version 5.9 <version-6.0>`
-* :ref:`Version 5.8 <version-5.8>`
-* :ref:`Version 5.7 <version-5.7>`
-* :ref:`Version 5.6 <version-5.6>`
-* :ref:`Version 5.5 <version-5.5>`
-* :ref:`Version 5.4 <version-5.4>`
-* :ref:`Version 5.3 <version-5.3>`
-* :ref:`Version 5.2 <version-5.2>`
-* :ref:`Version 5.1 <version-5.1>`
-* :ref:`Version 5.0 <version-5.0>`
-* :ref:`Version 4.17 <version-4.17>`
-* :ref:`Version 4.16 <version-4.16>`
-* :ref:`Version 4.15 <version-4.15>`
-* :ref:`Version 4.14 <version-4.14>`
-* :ref:`Version 4.13 <version-4.13>`
-* :ref:`Version 4.12 <version-4.12>`
-* :ref:`Version 4.11 <version-4.11>`
-* :ref:`Version 4.10 <version-4.10>`
-* :ref:`Version 4.9 <version-4.9>`
-* :ref:`Version 4.8 <version-4.8>`
-* :ref:`Version 4.7 <version-4.7>`
-* :ref:`Version 4.6 <version-4.6>`
-* :ref:`Version 4.5 <version-4.5>`
-* :ref:`Version 4.4 <version-4.4>`
-* :ref:`Version 4.3 <version-4.3>`
-* :ref:`Version 4.2 <version-4.2>`
-* :ref:`Version 4.1 <version-4.1>`
-* :ref:`Version 4.0 <version-4.0>`
-* :ref:`Version 3.7 <version-3.7>`
-* :ref:`Version 3.6 <version-3.6>`
 
 .. _version-6.9: