Don't force column widths in versions.rst

Setting `:widths:` for individual columns leads to weird wrapping,
as some columns are too narrow. Just setting the table to 100% width
and letting Sphinx figure out the distribution, OTOH, looks fine. Let
the software be smart.

Signed-off-by: FeRD (Frank Dana) <[email protected]>

Author: ferdnyc

versions.rst

@@ -23,7 +23,7 @@ Dates shown in *italic* are scheduled and can be adjusted.
 
 .. csv-table::
    :header-rows: 1
-   :widths: 5, 5, 15, 15, 12, 40
+   :width: 100%
    :file: include/branches.csv
 
 .. Remember to update main branch in the paragraph above too
@@ -34,7 +34,7 @@ Unsupported Versions
 
 .. csv-table::
    :header-rows: 1
-   :widths: 5, 5, 15, 15, 12, 40
+   :width: 100%
    :file: include/end-of-life.csv