1.6.20-dev1663

[gradle] Fix resource accessor name escaping. (#4901)

Fixes https://github.com/JetBrains/compose-multiplatform/issues/4548

## Testing
Add compose resources with name such as "package", "is" or "item_$xxx"
and check that app compiles and works fine. Accessors should be properly
escaped

## Release Notes
### Fixes - Resources
- Fix resource accessors escaping. Now it is possible to use resources
with names: "package", "is", "item_$xxx" etc