Spelling fixes

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Change-Id: I13bbeeb8f1467efc1cf8748e1a66343e879dfc8a
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/test_lists/skip_test_extended b/test_lists/skip_test_extended
index ab19d12..160beb0 100644
--- a/test_lists/skip_test_extended
+++ b/test_lists/skip_test_extended
@@ -25,7 +25,7 @@
 -e Full_Suite_Regression
 -e AC_Cycles
 -e Network_Nping
-# Mutliple runs only needed for stability.
+# Multiple runs only needed for stability.
 -e Run_Multiple_Power_Cycle
 -e Run_Multiple_Reboot
 -e General_boot_testing