Codespell fix for typos

Change-Id: I5fd6b07db4d2f48174e2c9a235c41902613d5081
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tests/test_alternate_fan_settings.robot b/tests/test_alternate_fan_settings.robot
index 35f9432..1b86c64 100755
--- a/tests/test_alternate_fan_settings.robot
+++ b/tests/test_alternate_fan_settings.robot
@@ -1,6 +1,6 @@
 *** Settings ***
 
-Documentation  Test Suite for Suppported Fan Modules.
+Documentation  Test Suite for Supported Fan Modules.
 
 # Test Parameters:
 # OPENBMC_HOST       The BMC host name or IP address.