build: bump version to 1.10.2

New stable version; since 1.10.1:

- improve unit tests
- fix threading issue with file-based logging
- re-enable --after option for mu cfind
- allow extracting message-parts from message (mu extract)
- allow using relative message paths (view/extract/verify)

Mu4e:

- by default, don't reuse frame with composing in new frame
- allow for disabling global modeline items
- create random name for newly detached views
- documentation update

meson.build

@@ -17,7 +17,7 @@
 ################################################################################
 # project setup
 project('mu', ['c', 'cpp'],
-        version: '1.10.1',
+        version: '1.10.2',
         meson_version: '>= 0.56.0',
         license: 'GPL-3.0-or-later',
         default_options : [