docs: fix section structure and lint errors in READMEs

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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
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  - task: lint_javascript_src
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  - task: lint_javascript_cli
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  - task: lint_javascript_examples
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  - task: lint_c_tests_fixtures
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  - task: lint_typescript_declarations
    status: passed
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  - task: lint_license_headers
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---

Author: Planeshifter

lib/node_modules/@stdlib/_tools/github/user-details/README.md

@@ -95,6 +95,8 @@ The `function` accepts the following `options`:
 
 To [authenticate][github-oauth2] with GitHub, set the [`token`][github-token] option.
 
+<!-- eslint-disable @cspell/spellchecker -->
+
 ```javascript
 var opts = {
     'usernames': ['kgryte'],
@@ -119,6 +121,8 @@ userinfo( opts, clbk );
 
 Creates a reusable `function`.
 
+<!-- eslint-disable @cspell/spellchecker -->
+
 ```javascript
 var opts = {
     'usernames': [ 'kgryte', 'Planeshifter' ],
@@ -135,6 +139,14 @@ get();
 
 The factory method accepts the same `options` as [`userinfo()`](#userinfo).
 
+</section>
+
+<!-- /.usage -->
+
+<!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="notes">
+
 ## Notes
 
 -   If the module encounters an application-level `error` (e.g., no network connection, etc), that `error` is returned immediately to the provided `callback`.

lib/node_modules/@stdlib/error/tools/fmtprodmsg/README.md

@@ -36,9 +36,11 @@ Formats an error message for production.
 
 ```javascript
 var msg = fmtprodmsg( '27', 'foo', 'bar' );
-// returns 'https://stdlib.io/e/27?arg[]=foo&arg[]=bar'
+// returns 'https://stdlib.io/e/27?&arg[]=foo&arg[]=bar'
 ```
 
+</section>
+
 <!-- /.usage -->
 
 <!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
@@ -61,13 +63,13 @@ var msg = fmtprodmsg( '27', 'foo', 'bar' );
 var fmtprodmsg = require( '@stdlib/error/tools/fmtprodmsg' );
 
 var msg = fmtprodmsg( '3', 'foo' );
-// returns 'https://stdlib.io/e?code=3&arg[]=foo'
+// returns 'https://stdlib.io/e/3?&arg[]=foo'
 
 msg = fmtprodmsg( '5', 'foo', 'bar' );
-// returns 'https://stdlib.io/e/5?arg[]=foo&arg[]=bar'
+// returns 'https://stdlib.io/e/5?&arg[]=foo&arg[]=bar'
 
 msg = fmtprodmsg( '5', 'foo', 'bar', 123 );
-// returns 'https://stdlib.io/e/5?arg[]=foo&arg[]=bar&arg[]=123'
+// returns 'https://stdlib.io/e/5?&arg[]=foo&arg[]=bar&arg[]=123'
 ```
 
 </section>