Update demo image

Author: unsecretised

README.md

@@ -4,7 +4,7 @@
 > search bar that people can use to do many things, like opening apps,
 > calculators, quick-notes, etc.
 
-![RustCast Demo PreRelease V1](docs/rustcast-demo-with-v0_1_0.png)
+![RustCast Demo PreRelease V1](./docs/rustcast-demo-v0-2-0.png)
 
 ## Installation: