docs: fix 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: 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: passed
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/blas/ext/base/ndarray/gnansum/docs/types/test.ts

@@ -24,7 +24,7 @@ import gnansum = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [ 10 ], {
 		'dtype': 'float64'

lib/node_modules/@stdlib/blas/ext/base/ndarray/gsum/docs/types/test.ts

@@ -24,7 +24,7 @@ import gsum = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [ 10 ], {
 		'dtype': 'float64'

lib/node_modules/@stdlib/blas/ext/base/ndarray/gsumkbn/docs/types/test.ts

@@ -24,7 +24,7 @@ import gsumkbn = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [10], {
 		'dtype': 'float64'

lib/node_modules/@stdlib/blas/ext/base/ndarray/gsumkbn2/docs/types/test.ts

@@ -24,7 +24,7 @@ import gsumkbn2 = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [10], {
 		'dtype': 'float64'

lib/node_modules/@stdlib/blas/ext/base/ndarray/gsumors/docs/types/test.ts

@@ -24,7 +24,7 @@ import gsumors = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [ 10 ], {
 		'dtype': 'float64'

lib/node_modules/@stdlib/blas/ext/base/ndarray/gsumpw/docs/types/test.ts

@@ -24,7 +24,7 @@ import gsumpw = require( './index' );
 
 // TESTS //
 
-// The function returns a sum...
+// The function returns a number...
 {
 	const x = zeros( [ 10 ], {
 		'dtype': 'float64'