chore(docs): change to bun commands

Author: hannojg

README.md

@@ -77,21 +77,21 @@ Install all node modules (including the examples)
 
 ```sh
 cd package
-yarn
+bun i
 ```
 
 And finally build filament and bullet3:
 
 ```sh
 # Inside ./package
-yarn build-bullet3
-yarn build-filament:release # or yarn build-filament:debug
+bun build-bullet3
+bun build-filament:release # or yarn build-filament:debug
 ```
 
 You can then build one of the example apps in `package/example/AppExamplePaper` or `package/example/AppExampleFabric`.
 
 Note: If building filament fails for you, you can download the pre-built binaries from the npm package.
-Simply run `yarn setup-filament-quick`. The binaries will be in release build and any edits in /filament will be ignored (as you're not building from source in this case).
+Simply run `bun setup-filament-quick`. The binaries will be in release build and any edits in /filament will be ignored (as you're not building from source in this case).
 
 ### Adopting at scale