Fix typo (#985)

* Fix typo

* Fix the tsconfig.json library name in the comment

Used TypeScript documentation as a source of truth: https://www.typescriptlang.org/tsconfig#lib

src/types/types-external.ts

@@ -8,9 +8,9 @@ type PrimitiveType = number | string | boolean
 type AtomicObject = Function | Promise<any> | Date | RegExp
 
 /**
- * If the lib "ES2105.collections" is not included in tsconfig.json,
+ * If the lib "ES2015.Collection" is not included in tsconfig.json,
  * types like ReadonlyArray, WeakMap etc. fall back to `any` (specified nowhere)
- * or `{}` (from the node types), in both cases entering an infite recursion in
+ * or `{}` (from the node types), in both cases entering an infinite recursion in
  * pattern matching type mappings
  * This type can be used to cast these types to `void` in these cases.
  */