fix or ignore typos to please codespell

.codespellexclude

     Read Activ   0.0     Reval (ms)   0.0    Other Err    2.8K    1 KB         2.0%
+    DRBD CRITICAL: Device 28 WFConnection UpToDate, Device 3 WFConnection UpToDate, Device 31 WFConnection UpToDate, Device 4 WFConnection UpToDate

howto/new-machine-hetzner-robot.md

@@ -71,7 +71,7 @@ Taking that apart:
    magic glue that does everything
  
 The last two are passed to `grml-debootstrap` and should rarely be
-changed (although they could be coverted in to Fabric tasks
+changed (although they could be converted in to Fabric tasks
 themselves).
 
 Note that the script will show you lines like:
@@ -143,7 +143,7 @@ which we'll use below.
  3. Partition disks. This might vary wildly between hosts, but in
     general, we want:
 
-      * GPT partitionning, with space for a 8MB grub partition and
+      * GPT partitioning, with space for a 8MB grub partition and
         cleartext `/boot`
       * software RAID (RAID-1 for two drives, RAID-5 for 3, RAID-10
         for 4)