mm-chat-info: Show 'Add to contacts button' only for valid numbers

7 jobs for wip/sadiq/add-to-contacts in 8 minutes and 43 seconds
Status Name Job ID Coverage
  Build
passed build-pureos-gcc-byzantium #376438
librem5

00:01:59

 
  Test
passed check-po #376440
librem5

00:00:31

passed test:debian-gcc #376439
librem5

00:01:37

20.7%
 
  Package
passed package-pureos-byzantium #376441
librem5

00:01:44

passed package-pureos-byzantium:arm64 #376442
librem5:arm64

00:05:06

 
  Test Package
passed autopkgtest-pureos-byzantium-package #376443
librem5

00:01:17

passed lintian-pureos-byzantium-package #376444
librem5

00:00:42