gnucash-docs maint: Several minor improvements of Reports

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/4e075f93 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/1dfc375e (commit)



commit 4e075f93eb4ab2a9d8f3ad7891b0b0a734420966
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Thu Feb 4 03:04:08 2021 +0100

    Several minor improvements of Reports



Summary of changes:
 help/C/Help_ch_Reports.xml | 254 ++++++++++++++++++++++-----------------------
 1 file changed, 126 insertions(+), 128 deletions(-)