JS: Remove support for type roots

Author: asgerf

javascript/ql/lib/semmle/javascript/Modules.qll

@@ -155,19 +155,6 @@ abstract class Import extends AstNode {
     )
   }
 
-  /**
-   * Gets a module in a `node_modules/@types/` folder that matches the imported module name.
-   */
-  private Module resolveFromTypeRoot() {
-    result.getFile() =
-      min(TypeRootFolder typeRoot |
-        |
-        typeRoot.getModuleFile(this.getImportedPath().getValue())
-        order by
-          typeRoot.getSearchPriority(this.getFile().getParentContainer())
-      )
-  }
-
   /**
    * DEPRECATED. Use `getImportedModule()` instead.
    */
@@ -193,8 +180,7 @@ abstract class Import extends AstNode {
     then result = this.resolveExternsImport()
     else (
       result = this.resolveAsProvidedModule() or
-      result = this.resolveImportedPath() or
-      result = this.resolveFromTypeRoot()
+      result = this.resolveImportedPath()
     )
   }