Pull request #4388: appid: fixing cppcheck warnings and cosmetic changes for appid...

Pull request #4388: appid: fixing cppcheck warnings and cosmetic changes for appid cpu profiler

Merge in SNORT/snort3 from ~UMASHARM/snort3:fix_appid_cpu_profiling to master

Squashed commit of the following:

commit 308fce8ec5298d01be29061c8a83198267160aed
Author: Umang Sharma <umasharm@cisco.com>
Date:   Wed Jul 17 13:27:58 2024 -0400

    appid: removing trailing whitespaces

commit 83f46dc9249f9ca2a7ff0d84feb5fb14e11494ef
Author: Umang Sharma <umasharm@cisco.com>
Date:   Tue Jul 16 10:36:12 2024 -0400

    appid: fixing cpp warnings and cosmetic changes for appid cpu profiler