fdo#57950: Remove some chained appends and more in dbaccess
fdo#57950: Remove some chained appends and more in dbaccess

 - Sanitized some OUStringBuilder, avoiding creating a new one and after
	make some appends
 - Removed some ::rtl prefixes
 - Remove RTL_* macro

Change-Id: Ide3d78f20c68774cd4864b82cb8d29784228d1cd
Signed-off-by: Marcos Paulo de Souza <0b4ebe3a213a49a2bc3457b98408e6d86812eb46@gmail.com>
Reviewed-on: https://gerrit.libreoffice.org/1552
Reviewed-by: Miklos Vajna <16f13092e03e3d9e997de904d0f86cc803fb6ef7@suse.cz>
Tested-by: Miklos Vajna <16f13092e03e3d9e997de904d0f86cc803fb6ef7@suse.cz>

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core