* DOC-4450 added hgetall and hvals doc examples
* DOC-4449 added hgetall and hvals doc examples
* DOC-4449 rewrote to avoid Collect and Keys functions (not available in test version of Go)
* DOC-4449 replaced slices.Sort function with older alternative
* DOC-4449 removed another instance of slices.Sort
* DOC-4449 fixed bugs in tests
* DOC-4449 try sort.Strings() for sorting key lists
---------
Co-authored-by: Vladyslav Vildanov <117659936+vladvildanov@users.noreply.github.com>