Move pages under tldr, lint run.sh, update docs

tldr/windows/exit

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# exit
+
+> Quit the current CMD instance or the current batch file.
+> More information: <https://learn.microsoft.com/windows-server/administration/windows-commands/exit>.
+
+- Quit the current CMD instance:
+
+`exit`
+
+- Quit the current batch script:
+
+`exit /b`
+
+- Quit using a specific exit code:
+
+`exit {{2}}`