Fix documentation typos and misspellings

Fix some typos and misspellings in TF-A documentation.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
Change-Id: Id72553ce7b2f0bed9821604fbc8df4d4949909fa
diff --git a/docs/plat/marvell/armada/misc/mvebu-ccu.rst b/docs/plat/marvell/armada/misc/mvebu-ccu.rst
index 5bac11f..12118e9 100644
--- a/docs/plat/marvell/armada/misc/mvebu-ccu.rst
+++ b/docs/plat/marvell/armada/misc/mvebu-ccu.rst
@@ -1,7 +1,7 @@
 Marvell CCU address decoding bindings
 =====================================
 
-CCU configration driver (1st stage address translation) for Marvell Armada 8K and 8K+ SoCs.
+CCU configuration driver (1st stage address translation) for Marvell Armada 8K and 8K+ SoCs.
 
 The CCU node includes a description of the address decoding configuration.