Bump version to 1.0.0

Co-authored-by: Amrita Goswami <amrita16thaug646@gmail.com>

Author: MSallermann

meson.build

@@ -1,5 +1,5 @@
 project('flowy', 'cpp',
-  version : '0.1',
+  version : '1.0.0',
   default_options : ['warning_level=3',
                      'cpp_std=c++20',
                      # 'buildtype=debugoptimize', # debug=true, optimize=2