Update storybook monorepo to v7 (#164)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -43,18 +43,18 @@
     "@lezer/common": "^1.0",
     "@lezer/generator": "^1.0",
     "@mdx-js/react": "^2.1.1",
-    "@storybook/addon-actions": "^6.5.12",
-    "@storybook/addon-docs": "^6.5.12",
-    "@storybook/addon-essentials": "^6.5.12",
-    "@storybook/addon-links": "^6.5.12",
-    "@storybook/addons": "^6.5.12",
-    "@storybook/builder-webpack5": "^6.5.12",
-    "@storybook/components": "^6.5.12",
-    "@storybook/core-events": "^6.5.12",
+    "@storybook/addon-actions": "^7.0.0",
+    "@storybook/addon-docs": "^7.0.0",
+    "@storybook/addon-essentials": "^7.0.0",
+    "@storybook/addon-links": "^7.0.0",
+    "@storybook/addons": "^7.0.0",
+    "@storybook/builder-webpack5": "^7.0.0",
+    "@storybook/components": "^7.0.0",
+    "@storybook/core-events": "^7.0.0",
     "@storybook/manager-webpack5": "^6.5.12",
     "@storybook/preset-scss": "^1.0.3",
-    "@storybook/react": "^6.5.12",
-    "@storybook/theming": "^6.5.12",
+    "@storybook/react": "^7.0.0",
+    "@storybook/theming": "^7.0.0",
     "@testing-library/jest-dom": "^5.16.4",
     "@testing-library/react": "^14.0.0",
     "@types/jest": "^29.0.0",