Documentation: Fix trivial typo in the "Coding Style" chapter

This should not have any impact on produced binaries.
Due to the simplicity, the patch has not been tested.

Change-Id: Ic52f2be6a91aa3534d222f08733d1ba8bc1265a9
Signed-off-by: Tillmann Severin <tillmann.severin@mailbox.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80140
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/Documentation/contributing/coding_style.md b/Documentation/contributing/coding_style.md
index bdf6c60..8828da4 100644
--- a/Documentation/contributing/coding_style.md
+++ b/Documentation/contributing/coding_style.md
@@ -808,7 +808,7 @@
 message and return an error code. The calling display initialization function
 knows that without the EDID there is no way to initialize the display correctly,
 so it will also immediately return with an error code without running its
-remaining code that would initialize the SoC's display controller. Exeuction
+remaining code that would initialize the SoC's display controller. Execution
 returns further up the function stack to the mainboard initialization code
 which continues booting despite the failed display initialization, since
 display functionality is non-essential to the system. (Code is encouraged but