docs(linter,minifier): always refer as "ES Modules" instead of "ES6 Modules"

[sapphi-red]

Nowadays, we normally call them "ES Modules" instead of "ES6 Modules". I made that consistent through the docs.

[sapphi-red]

• docs(linter): always refer as "ES2015" instead of "ES6" #15411
• docs(linter/import/named): update "ES7" comment in examples #15410
• docs(linter,minifier): always refer as "ES Modules" instead of "ES6 Modules" #15409 👈 (View in Graphite)
• docs(linter/no-this-before-super): correct "Why is this bad?" section #15408
• docs(linter): add backquotes where appropriate #15407
• main

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[codspeed-hq]

CodSpeed Performance Report

Merging #15409 will not alter performance

_{Comparing 11-07-docs_always_refer_as_es_modules_instead_of_es6_modules_ (173c71c) with 11-07-docs_linter_no-this-before-super_correct_why_is_this_bad_section (fdfc5d1)}

Summary

✅ 37 untouched

[camc314]

Merge activity

• Nov 7, 10:07 AM UTC: The merge label '0-merge' was detected. This PR will be added to the Graphite merge queue once it meets the requirements.
• Nov 7, 10:07 AM UTC: camc314 added this pull request to the Graphite merge queue.
• Nov 7, 10:19 AM UTC: Merged by the Graphite merge queue.