feat(deps): bump eslint-plugin-react from 7.25.1 to 7.26.0 (#986)

Bumps [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) from 7.25.1 to 7.26.0.
- [Release notes](https://github.com/yannickcr/eslint-plugin-react/releases)
- [Changelog](https://github.com/yannickcr/eslint-plugin-react/blob/master/CHANGELOG.md)
- [Commits](jsx-eslint/eslint-plugin-react@v7.25.1...v7.26.0)

---
updated-dependencies:
- dependency-name: eslint-plugin-react
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>

package.json

@@ -27,7 +27,7 @@
     "eslint-plugin-import": "^2.24.2",
     "eslint-plugin-jsx-a11y": "^6.4.1",
     "eslint-plugin-node": "^11.1.0",
-    "eslint-plugin-react": "^7.25.1",
+    "eslint-plugin-react": "^7.26.0",
     "eslint-plugin-react-hooks": "^4.2.0",
     "eslint-plugin-regexp": "^1.3.1"
   },

rules/plugins/react.js

@@ -19,6 +19,7 @@ module.exports = {
     "react/no-did-mount-set-state": "error",
     "react/no-did-update-set-state": "error",
     "react/no-multi-comp": ["error", { ignoreStateless: true }],
+    "react/no-namespace": "error",
     "react/no-redundant-should-component-update": "error",
     "react/no-set-state": "error",
     "react/no-this-in-sfc": "error",