cleanmgr: add page (#19014)

* cleanmgr: add page

* Update pages/windows/cleanmgr.md

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* Refactor cleanmgr command examples for clarity

Updated command syntax for cleanmgr to use consistent formatting.

---------

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

pages/windows/cleanmgr.md

@@ -0,0 +1,37 @@
+# cleanmgr
+
+> Clear unnecessary files from the computer's hard disk.
+> Deprecated in newer Windows versions and replaced by "Storage Sense".
+> More information: <https://learn.microsoft.com/windows-server/administration/windows-commands/cleanmgr>.
+
+- Open Disk Cleanup for a specific drive:
+
+`cleanmgr /d {{C}}`
+
+- Open Disk Cleanup with all options selected by default:
+
+`cleanmgr /d {{C}} /lowdisk`
+
+- Clean up all files automatically without user prompts:
+
+`cleanmgr /d {{C}} /verylowdisk`
+
+- Configure which files to clean and save the settings to a specific profile:
+
+`cleanmgr /sageset:{{profile_number}}`
+
+- Run Disk Cleanup using a previously configured profile:
+
+`cleanmgr /sagerun:{{profile_number}}`
+
+- Clean up files left after a Windows upgrade:
+
+`cleanmgr /autoclean`
+
+- Clean up files from a previous Windows installation:
+
+`cleanmgr /setup`
+
+- Display help:
+
+`cleanmgr /?`