docs: update comments

---
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: passed
  - 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: passed
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/ndarray/flatten/docs/types/test.ts

@@ -84,7 +84,7 @@ import flatten = require( './index' );
 	flatten( zeros( 'generic', [ 2, 2, 2 ], 'row-major' ), ( x: number ): number => x ); // $ExpectError
 }
 
-// The compiler throws an error if the function is provided a second argument with invalid `depth` option...
+// The compiler throws an error if the function is provided a second argument with an invalid `depth` option...
 {
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'depth': '5' } ); // $ExpectError
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'depth': true } ); // $ExpectError
@@ -108,7 +108,7 @@ import flatten = require( './index' );
 	flatten( zeros( 'generic', [ 2, 2, 2 ], 'row-major' ), { 'depth': ( x: number ): number => x } ); // $ExpectError
 }
 
-// The compiler throws an error if the function is provided a second argument with invalid `order` option...
+// The compiler throws an error if the function is provided a second argument with an invalid `order` option...
 {
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'order': '5' } ); // $ExpectError
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'order': true } ); // $ExpectError
@@ -132,7 +132,7 @@ import flatten = require( './index' );
 	flatten( zeros( 'generic', [ 2, 2, 2 ], 'row-major' ), { 'order': ( x: number ): number => x } ); // $ExpectError
 }
 
-// The compiler throws an error if the function is provided a second argument with invalid `dtype` option...
+// The compiler throws an error if the function is provided a second argument with an invalid `dtype` option...
 {
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'dtype': '5' } ); // $ExpectError
 	flatten( zeros( 'float64', [ 2, 2, 2 ], 'row-major' ), { 'dtype': true } ); // $ExpectError

lib/node_modules/@stdlib/ndarray/flatten/lib/main.js

@@ -349,7 +349,7 @@ function flatten( x, options ) {
 		'dtype': opts.dtype
 	});
 
-	// Create a view on top of output ndarray having the same shape as the input ndarray:
+	// Create a view on top of the output ndarray having the same shape as the input ndarray:
 	st = ( xsh.length > 0 ) ? shape2strides( xsh, opts.order ) : [ 0 ];
 	view = ndarray( opts.dtype, getData( y ), xsh, st, 0, opts.order );