Remove Jest types and remaining Jest utilities

Removed @types/jest from both package.json and tsconfig.json,
plus jest-canvas-mock, jest-css-modules-transform,
jest-fetch-mock, and jest-image-snapshot.
Build and typecheck pass.

Co-Authored-By: Claude <[email protected]>

Author: korniltsev

package.json

@@ -32,8 +32,6 @@
     "@types/d3-scale-chromatic": "^3.0.0",
     "@types/flot": "^0.0.32",
     "@types/history": "4.7.11",
-    "@types/jest": "^29.5.0",
-    "@types/jest-image-snapshot": "^4.3.1",
     "@types/jquery": "^3.5.13",
     "@types/lodash.debounce": "^4.0.6",
     "@types/lodash.groupby": "^4.6.7",
@@ -74,10 +72,6 @@
     "expose-loader": "^4.1.0",
     "html-webpack-plugin": "^5.5.0",
     "husky": "^8.0.3",
-    "jest-canvas-mock": "^2.3.1",
-    "jest-css-modules-transform": "^4.4.2",
-    "jest-fetch-mock": "^3.0.3",
-    "jest-image-snapshot": "^5.2.0",
     "lint-staged": "^15.0.2",
     "mini-css-extract-plugin": "^2.7.5",
     "optimize-css-assets-webpack-plugin": "^6.0.1",

tsconfig.json

@@ -24,7 +24,7 @@
     "strictNullChecks": true,
     "experimentalDecorators": true,
 
-    "types": ["node", "@types/jest"]
+    "types": ["node"]
   },
   "include": [
     "public",