docs: update naming in README

[skip ci]

Author: streamich

README.md

@@ -17,9 +17,9 @@ npm i memfs
 
 - Documentation
   - [In-memory Node.js `fs` API](./docs/node/index.md)
-  - [In-memory browser FSA (File System Access) API](./docs/fsa/fsa.md)
-  - [`fs` to File System Access API adapter](./docs/fsa/fs-to-fsa.md)
-  - [File System Access API to `fs` adapter](./docs/fsa/fsa-to-fs.md)
+  - [In-memory browser File System (Access) API](./docs/fsa/fsa.md)
+  - [`fs` to File System (Access) API adapter](./docs/fsa/fs-to-fsa.md)
+  - [File System (Access) API to `fs` adapter](./docs/fsa/fsa-to-fs.md)
   - `experimental` [`crudfs` a CRUD-like file system abstraction](./docs/crudfs/index.md)
   - `experimental` [`casfs` Content Addressable Storage file system abstraction](./docs/casfs/index.md)
   - [Directory `snapshot` utility](./docs/snapshot/index.md)