Log Message:
tex-jsclasses: update to 20201009

20201009:
* minijs.sty: Fix a mistake in the release 2020-10-05.

20201005:
* Support LaTeX2e 2020-10-01:
 * Fix a bug that papersize special becomes wrong for font size other
   than 10pt.
 * Use \AddToHook provided by the new hook management system.