PR to update ARI output for showing modified files count and rules violated summary

[justjais]

PR to update ARI output for showing modified files count and rules violated summary. With this change when ARI is run with --scan-per-target and --fix option, it'll result into following output:

1. Smaller repository, ref: CloneSandbox:

(.env) ➜  ari project CloneSandbox --out-dir /tmp/CS --save-only-rule-result --scan-per-target --task-num-threshold 100 --fix
ARI args:  CloneSandbox
Listing scan targets (This might take several minutes for a large proejct)
Start scanning
[10/10] taskfile playbooks/update_repo_custom_properties.yml                         
Modified 34 files.
Rule Violation Summary
Rules    Count
W001     31
W004     2
W016     1

2. Largest repository, ref: LoadBotTesting-4:

(.env) ➜  ari project LoadBotTesting-4 --out-dir /tmp/LB4 --save-only-rule-result --scan-per-target --task-num-threshold 100 --fix
ARI args:  LoadBotTesting-4
Listing scan targets (This might take several minutes for a large proejct)
Start scanning
[5778/5778] role roles/wait_for_node                       
Modified 96922 files.
Rule Violation Summary
Rules    Count
W001 	 96019
W016 	 903