gnucash-docs stable: Multiple changes pushed

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/2a0a562a (commit)
	 via  https://github.com/Gnucash/gnucash-docs/commit/f9172377 (commit)
	 via  https://github.com/Gnucash/gnucash-docs/commit/324bf3c6 (commit)
	 via  https://github.com/Gnucash/gnucash-docs/commit/109054f1 (commit)
	 via  https://github.com/Gnucash/gnucash-docs/commit/ec8ef018 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/87666677 (commit)



commit 2a0a562a3c88a8fa3eaaabcb8f1e8d3635a4cf69
Author: xuxinhang <xuxinhang4567 at 126.com>
Date:   Fri Apr 19 00:15:32 2024 +0800

    zh: translate xsl/l10n.xml

commit f9172377e931972fdd70b4bf5f41d1df0a3d7eb1
Author: xuxinhang <xuxinhang4567 at 126.com>
Date:   Wed Apr 17 00:12:28 2024 +0800

    Guide(zh): fix xml validity error

commit 324bf3c62abc5874952210c967c2151f67929f33
Author: xuxinhang <xuxinhang4567 at 126.com>
Date:   Mon Apr 15 20:55:49 2024 +0800

    Guide(zh): Change the translation for the item "captial gain".

commit 109054f11cbf04193324c5d9bbd3d6ab61b650fb
Author: xuxinhang <xuxinhang4567 at 126.com>
Date:   Sun Apr 14 21:21:30 2024 +0800

    Guide(zh): Improve translation of "borrower" and "lender" for ch_loans.docbook

commit ec8ef018899d246ed03d9a1774803c21fc396acd
Author: xuxinhang <xuxinhang4567 at 126.com>
Date:   Mon Apr 15 20:52:00 2024 +0800

    Guide(zh): Tentative translation for ch_invest.docbook



Summary of changes:
 xsl/l10n.xml               |   16 +
 zh/guide/ch_invest.docbook | 2180 ++++++++++++++++----------------------------
 zh/guide/ch_loans.docbook  |   33 +-
 3 files changed, 842 insertions(+), 1387 deletions(-)