Update test tag and typo fixes in test scripts

Changes:
      - Fix tag mismatch with test cases
      - Fix typo in code documentation

Tested:
      Checked with codespell and tag checker tool.

Change-Id: I4de23c9225cdd46ffa8868e94e0d8d4a410853f4
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/utilities.py b/lib/utilities.py
index 1994fe7..2b7660f 100755
--- a/lib/utilities.py
+++ b/lib/utilities.py
@@ -256,7 +256,7 @@
     r"""
     Reverse given string (From LSB first to MSB first) and converts to HEX.
 
-    Input stirng     0a 00
+    Input string     0a 00
     Return string    0a
     """
     datalist = string.split(" ")