gnucash master: [C++options] Correct handling of multichoice scheme option types.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/1a186b95 (commit)
	from  https://github.com/Gnucash/gnucash/commit/a8e6a59b (commit)



commit 1a186b953edf53789dac9462811eba33205e146d
Author: John Ralls <jralls at ceridwen.us>
Date:   Mon May 2 11:28:28 2022 -0700

    [C++options] Correct handling of multichoice scheme option types.
    
    Includes tests for save-to-scheme for each type.



Summary of changes:
 libgnucash/app-utils/gnc-optiondb.i                | 44 +++++++++++++++-----
 .../test/test-gnc-option-scheme-output.scm         | 47 ++++++++++++++++++----
 2 files changed, 73 insertions(+), 18 deletions(-)