history: Mark group MM chat as MMS

So as to fix displaying MMS chats

All group chat are MMS, if a multi user chat is
marked as a direct chat (and not group chat), it
will be considered as an SMS distribution list.
7 jobs for wip/sadiq/fix-mms-chat-loading in 10 minutes and 16 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #372334
librem5
build-pureos-gcc-byzantium

00:03:19

 
  Test
passed #372336
librem5
check-po

00:00:20

passed #372335
librem5
test:debian-gcc

00:01:55

21.2%
 
  Package
passed #372337
librem5
package-pureos-byzantium

00:01:41

passed #372338
librem5:arm64
package-pureos-byzantium:arm64

00:05:00

 
  Test Package
passed #372339
librem5
autopkgtest-pureos-byzantium-package

00:01:17

passed #372340
librem5
lintian-pureos-byzantium-package

00:00:44