mb/amd/mandolin: mandolin: Fix typo in *Coprocessor* in comment

This reduces the difference with Cereme’s devicetree file.

Change-Id: I1e6ba5891245562d5132307eab224623031e11c8
Signed-off-by: Paul Menzel <pmenzel@molgen.mpg.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46559
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb b/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
index 15b4924..1e3b3e8 100644
--- a/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
+++ b/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
@@ -148,7 +148,7 @@
 		device pci 8.1 on      # Bridge to Bus A
 			device pci 0.0 on  end # Internal GPU
 			device pci 0.1 on  end # Display HDA
-			device pci 0.2 on  end # Crypto Coprocesor
+			device pci 0.2 on  end # Crypto Coprocessor
 			device pci 0.3 on  end # USB 3.1
 			device pci 0.4 on  end # USB 3.1
 			device pci 0.5 on  end # Audio