test: fix comment

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/random/tools/unary/docs/types/test.ts

@@ -141,7 +141,7 @@ import Random = require( './index' );
 	random<number, number>( exponential, ( x: number ): number => x, dtypes, policies, {} ); // $ExpectError
 }
 
-// The compiler throws an error if the function is provided a third argument which is not a data type...
+// The compiler throws an error if the function is provided a third argument which is not a list of data types...
 {
 	const dtypes: Array<DataType> = [ 'float64', 'float32' ];
 	const policies = {