bundle name fix (not really used though...)

Author: rpearce

rollup.config.js

@@ -16,15 +16,15 @@ const plugins = [
 ]
 
 const esm = {
-  name: 'react-expanding-textarea',
+  name: 'react-button-a11y',
   file: './dist/index.esm.js',
   format: 'esm',
   exports: 'named',
   sourcemap: true
 }
 
 const cjs = {
-  name: 'react-expanding-textarea',
+  name: 'react-button-a11y',
   file: './dist/index.cjs.js',
   format: 'cjs',
   exports: 'named',