meson: bump minimum xkbcommon version to 1.0.0

This requirement is due to the recently added maybe_repair_key_combo()
function, which is making use of xkb_keymap_key_get_mods_for_level().

See also: commit a5b554761a.

CHANGELOG.md

@@ -78,6 +78,8 @@
   **must** now be written as either `Control+C` or `Control+Shift+c`,
   the latter being the preferred
   variant. (https://codeberg.org/dnkl/foot/issues/376)
+* The minimum version requirement for the libxkbcommon dependency is
+  now 1.0.0.
 
 
 ### Deprecated

meson.build

@@ -66,7 +66,7 @@ pixman = dependency('pixman-1')
 wayland_protocols = dependency('wayland-protocols')
 wayland_client = dependency('wayland-client')
 wayland_cursor = dependency('wayland-cursor')
-xkb = dependency('xkbcommon')
+xkb = dependency('xkbcommon', version: '>=1.0.0')
 fontconfig = dependency('fontconfig')
 
 tllist = dependency('tllist', version: '>=1.0.4', fallback: 'tllist')