Fixed the tabindex attribute name that is set on the hidden textare…

…a used for height calculations (#327)

* Change tab-index to tabindex.

The "tab-index" property does not prevent the hidden element from being keyboard accessible, it should be tabindex. See https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/tabindex

* Create rotten-radios-travel.md

Co-authored-by: Mateusz Burzyński <mateuszburzynski@gmail.com>

.changeset/rotten-radios-travel.md

@@ -0,0 +1,5 @@
+---
+"react-textarea-autosize": patch
+---
+
+Fixed the `tabindex` attribute name that is set on the hidden textarea used for height calculations.

src/calculateNodeHeight.ts

@@ -28,7 +28,7 @@ export default function calculateNodeHeight(
 ): CalculatedNodeHeights {
   if (!hiddenTextarea) {
     hiddenTextarea = document.createElement('textarea');
-    hiddenTextarea.setAttribute('tab-index', '-1');
+    hiddenTextarea.setAttribute('tabindex', '-1');
     hiddenTextarea.setAttribute('aria-hidden', 'true');
     forceHiddenStyles(hiddenTextarea);
   }