docs: improve

Author: ldez

docs/src/docs/index.mdx

@@ -2,7 +2,7 @@
 title: Introduction
 ---
 
-import { FaTwitter, FaSlack } from "react-icons/fa";
+import { FaSlack } from "react-icons/fa";
 import { IconContainer } from "lib/icons";
 
 [![License](https://img.shields.io/github/license/golangci/golangci-lint)](https://github.com/golangci/golangci-lint/blob/HEAD/LICENSE)
@@ -30,7 +30,7 @@ Follow the news and releases:
 - 🖥 [Integrations](/welcome/integrations) with VS Code, Sublime Text, GoLand, GNU Emacs, Vim, GitHub Actions.
 - 🥇 [A lot of linters](/usage/linters) included, no need to install them.
 - 📈 Minimum number of [false positives](/usage/false-positives) because of tuned default settings.
-- 🔥 Nice output with colors and source code lines: text, JSON, tab, HTML, Checkstyle, Code-Climate, JUnit-XML, TeamCity, SARIF.
+- 🔥 Nice outputs: text with colors and source code lines, JSON, tab, HTML, Checkstyle, Code-Climate, JUnit-XML, TeamCity, SARIF.
 
 [Get started now!](/welcome/install)