gnucash-docs maint: Update README: irc server, more http: -> https:

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/85716124 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/b513056e (commit)



commit 85716124e335a63b5c6fc491988ca908c34e1ce4
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Fri Dec 2 00:06:47 2022 +0100

    Update README: irc server, more http: -> https:



Summary of changes:
 README | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)