Fix for some dev pages crashing on iOS. (#1850)

This should probably be reverted when the fixes in
https://bugs.webkit.org/show_bug.cgi?id=174629 has been rolled out.

src/panels/dev-service/ha-panel-dev-service.js

@@ -122,7 +122,6 @@ class HaPanelDevService extends PolymerElement {
           value='{{serviceData}}'
           autocapitalize='none'
           autocomplete='off'
-          autocorrect='off'
           spellcheck='false'
         ></paper-textarea>
         <paper-button

src/panels/dev-state/ha-panel-dev-state.js

@@ -102,7 +102,6 @@ class HaPanelDevState extends EventsMixin(PolymerElement) {
             label="State attributes (JSON, optional)"
             autocapitalize='none'
             autocomplete='off'
-            autocorrect='off'
             spellcheck='false'
             value='{{_stateAttributes}}'></paper-textarea>
           <paper-button on-click='handleSetState' raised>Set State</paper-button>