Update sanctuary-type-identifiers to its latest version

Author: Avaq

package.json

@@ -71,7 +71,7 @@
   ],
   "dependencies": {
     "sanctuary-show": "^2.0.0",
-    "sanctuary-type-identifiers": "^3.0.0"
+    "sanctuary-type-identifiers": "^4.0.0"
   },
   "devDependencies": {
     "@rollup/plugin-commonjs": "^25.0.0",