[dpdk-test-report] |WARNING| pw66820 [PATCH v2] doc: fix incorrect example for specifying log level

[checkpatch at dpdk.org]

Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/66820

_coding style issues_


WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#60: 
Now we need to add prefix like lib. to enable the log, also changing val 8 to

total: 0 errors, 1 warnings, 8 lines checked