chore: do not hoist declarations in example code

---
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: passed
  - 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: na
  - task: lint_license_headers
    status: passed
---

Author: Planeshifter

lib/node_modules/@stdlib/_tools/commitlint/rules/package-reference-format/README.md

@@ -95,14 +95,11 @@ docs: fix typo in README
 ```javascript
 var rule = require( '@stdlib/_tools/commitlint/rules/package-reference-format' );
 
-var parsed;
-var result;
-
 // Valid commit message with backticks:
-parsed = {
+var parsed = {
     'subject': 'feat: add `math/base/special/abs`'
 };
-result = rule( parsed, 'always' );
+var result = rule( parsed, 'always' );
 console.log( result );
 // => [ true, '' ]