Add gst-plugin-scan in block-list (#243)

Signed-off-by: varusing <varusing@qti.qualcomm.com>

Author: varunsinghal29

contextual-classifier/Configs/classifier-blocklist.txt

@@ -1,3 +1,3 @@
-ls,cp,sh,mv,rm,mkdir,touch,find,irqbalance,cpuUsage.sh,which,sudo,cpu.sh,ln,uname
+ls,cp,sh,mv,rm,mkdir,touch,find,irqbalance,cpuUsage.sh,which,sudo,cpu.sh,ln,uname,gst-plugin-scan
 grep,sed,awk,cat,tail,head,less,more,sort,uniq,wc,cut,tr,tee
-ps,top,sleep,journalctl,xargs,logrotate,systemctl
+ps,top,sleep,journalctl,xargs,logrotate,systemctl