Disabling es lint for 3 of the canvas files (#24902)

disabling eslint for Canvas because we are adding in jsx-a11y rules to eslint and adding a missing copyright header

x-pack/plugins/canvas/__tests__/fixtures/function_specs.js

@@ -1,3 +1,9 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
 import { Fn } from '../../common/lib/fn';
 import { functions as browserFns } from '../../canvas_plugin_src/functions/browser';
 import { functions as commonFns } from '../../canvas_plugin_src/functions/common';

x-pack/plugins/canvas/public/components/autocomplete/autocomplete.js

@@ -4,6 +4,15 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
+/*disabling eslint because of these jsx-a11y errors(https://www.npmjs.com/package/eslint-plugin-jsx-a11y):
+181:7   error  Elements with the 'combobox' interactive role must be focusable                                                 jsx-a11y/interactive-supports-focus
+  187:9   error  Elements with the ARIA role "combobox" must have the following attributes defined: aria-controls,aria-expanded  jsx-a11y/role-has-required-aria-props
+  209:23  error  Elements with the 'option' interactive role must be focusable                                                   jsx-a11y/interactive-supports-focus
+  218:25  error  Elements with the ARIA role "option" must have the following attributes defined: aria-selected                  jsx-a11y/role-has-required-aria-props
+*/
+/* eslint-disable jsx-a11y/interactive-supports-focus */
+/* eslint-disable jsx-a11y/role-has-required-aria-props */
+
 import React from 'react';
 import PropTypes from 'prop-types';
 import { EuiFlexGroup, EuiFlexItem, EuiPanel, keyCodes } from '@elastic/eui';

x-pack/plugins/canvas/public/components/element_content/invalid_element_type.js

@@ -3,6 +3,10 @@
  * or more contributor license agreements. Licensed under the Elastic License;
  * you may not use this file except in compliance with the Elastic License.
  */
+/* Disabling eslint because of this jsx-a11y error(https://www.npmjs.com/package/eslint-plugin-jsx-a11y):
+11:3  error  Non-interactive elements should not be assigned mouse or keyboard event listeners  jsx-a11y/no-noninteractive-element-interactions
+*/
+/* eslint-disable jsx-a11y/no-noninteractive-element-interactions */
 
 import React from 'react';
 import PropTypes from 'prop-types';

x-pack/plugins/canvas/public/components/element_content/invalid_expression.js

@@ -4,6 +4,11 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
+/* Disabling eslint because of this jsx-a11y error(https://www.npmjs.com/package/eslint-plugin-jsx-a11y):
+ 11:3  error  Non-interactive elements should not be assigned mouse or keyboard event listeners  jsx-a11y/no-noninteractive-element-interactions
+ */
+/* eslint-disable jsx-a11y/no-noninteractive-element-interactions */
+
 import React from 'react';
 import PropTypes from 'prop-types';