fix: change no constructed context values to error (#383)

Author: DorianMaliszewski

packages/eslint-config-react/shared.js

@@ -53,7 +53,7 @@ module.exports = {
     ],
     // These are rules soon to be enabled by airbnb react config
     // We're getting a head start
-    'react/jsx-no-constructed-context-values': 'warn', // https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/jsx-no-constructed-context-values.md
+    'react/jsx-no-constructed-context-values': 'error', // https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/jsx-no-constructed-context-values.md
     'react/jsx-no-script-url': 'error', // https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/jsx-no-script-url.md
     'react/jsx-no-useless-fragment': 'error', // https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/jsx-no-useless-fragment.md
     'react/no-adjacent-inline-elements': 'error', // https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/no-adjacent-inline-elements.md