qm-stop: add page (#8538)

* qm-stop: add page

* Update pages/common/qm-stop.md

* Apply suggestions from code review

pages/common/qm-stop.md

@@ -0,0 +1,20 @@
+# qm stop
+
+> Stop a virtual machine.
+> More information: <https://pve.proxmox.com/pve-docs/qm.1.html>.
+
+- Stop a virtual machine immediately:
+
+`qm stop {{VM_ID}}`
+
+- Stop a virtual machine and wait for at most 10 seconds:
+
+`qm stop --timeout {{10}} {{VM_ID}}`
+
+- Stop a virtual machine and skip lock (only root can use this option):
+
+`qm stop --skiplock {{true}} {{VM_ID}}`
+
+- Stop a virtual machine and don't deactivate storage volumes:
+
+`qm stop --keepActive {{true}} {{VM_ID}}`