chore: use .jsx for jsx files

package.json

@@ -34,10 +34,10 @@
     "transpile:jsx": "microbundle src/jsx.js -o dist/jsx.js --target web --external preact && microbundle dist/jsx.js -o dist/jsx.js -f cjs --external preact",
     "copy-typescript-definition": "copyfiles -f src/*.d.ts dist",
     "test": "eslint src test && tsc && npm run test:mocha && npm run test:mocha:compat && npm run test:mocha:debug && npm run bench",
-    "test:mocha": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js test/*.test.js",
-    "test:mocha:compat": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js 'test/compat/*.test.js'",
-    "test:mocha:debug": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js 'test/debug/index.test.js'",
-    "format": "prettier src/**/*.{d.ts,js} test/**/*.js --write",
+    "test:mocha": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js test/*.test.js test/*.test.jsx",
+    "test:mocha:compat": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js 'test/compat/*.test.js' 'test/compat/*.test.jsx'",
+    "test:mocha:debug": "BABEL_ENV=test mocha -r @babel/register -r test/setup.js 'test/debug/index.test.js' 'test/debug/index.test.jsx'",
+    "format": "prettier src/**/*.{d.ts,js,jsx} test/**/*.js test/**/*.jsx --write",
     "prepublishOnly": "npm run build",
     "release": "npm run build && git commit -am $npm_package_version && git tag $npm_package_version && git push && git push --tags && npm publish"
   },