Reasons for making this change:

Files created when the glossaries package is loaded with the symbols option (see section 2.6 of the manual)

TODO

Links to documentation supporting these rule changes:

From the glossaries manual:

2.6 Other Options
[...]
Other available options that don’t fit any of the above categories are:
symbols This option defines a new glossary type with the label symbols via
\newglossary[slg]{symbols}{sls}{slo}{\glssymbolsgroupname}

TODO