ec/google/chromeec/ec.h: Remove repeated word

Change-Id: I7f567f2b4c582e4b2bb102ef0e0f68c5bf6cfb9e
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49515
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jacob Garber <jgarber1@ualberta.ca>
diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h
index 7c41f04..35ce3cc 100644
--- a/src/ec/google/chromeec/ec.h
+++ b/src/ec/google/chromeec/ec.h
@@ -29,7 +29,7 @@
 int google_chromeec_pd_get_amode(uint16_t svid);
 /* Check for the current mux state in EC
  * in: int port physical port number of the type-c port
- * out: uint8_t flags flags representing the status of the mux such as
+ * out: uint8_t flags representing the status of the mux such as
  *	usb capability, dp capability, cable type, etc
  */
 int google_chromeec_usb_get_pd_mux_info(int port, uint8_t *flags);
@@ -78,7 +78,7 @@
 /**
  * Get data from Cros Board Info
  *
- * @param id/fw_config/buf [OUT] value from from CBI.
+ * @param id/fw_config/buf [OUT] value from CBI.
  * @return 0 on success or negative integer for errors.
  */
 int google_chromeec_cbi_get_oem_id(uint32_t *id);