Fix CI code format error

Changes:
    - Remove unused import
    - Fix the syntax format

Tested:
    - CI will catch the error if not correct

Change-Id: I00c5d7d06849cd68d52ed82c8afc7da722dbea63
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/openbmctool_utils.py b/lib/openbmctool_utils.py
index dfe84e7..f89683d 100755
--- a/lib/openbmctool_utils.py
+++ b/lib/openbmctool_utils.py
@@ -90,8 +90,10 @@
     # Use "egrep -v" to get rid of editorial output from openbmctool.py.
     pipeline.insert(
         1,
-        "| tail -n +1 | egrep -v 'Attempting login|User [^ ]+"
-        " has been logged out'",
+        (
+            "| tail -n +1 | egrep -v 'Attempting login|User [^ ]+"
+            " has been logged out'"
+        ),
     )
 
     command_string = (