feat(regions): Filter Audited Regions (-f) (#1202)

* feat(filter-regions): Added -f and ebs encryption check.

* feat(filter-regions): Added -f and ebs encryption check.

* feat(regional_clients): add regional_clients.

* fix(global variables): created global variables

* chore(role option): Mixed -A/-R option including error handling

* fix(arn): import errors from error.py file

* fix(review_comments): Review PR comments.

Co-authored-by: sergargar <sergio@verica.io>
Co-authored-by: n4ch04 <nachor1992@gmail.com>

prowler.py

@@ -51,14 +51,7 @@ if __name__ == "__main__":
         "--role",
         nargs="?",
         default=None,
-        help="Role name to be assumed in account passed with -A",
-    )
-    parser.add_argument(
-        "-A",
-        "--account",
-        nargs="?",
-        default=None,
-        help="AWS account id where the role passed by -R is assumed",
+        help="ARN of the role to be assumed",
     )
     parser.add_argument(
         "-T",
@@ -75,6 +68,12 @@ if __name__ == "__main__":
         default=None,
         help="External ID to be passed when assuming role",
     )
+    parser.add_argument(
+        "-f",
+        "--filter-region",
+        nargs="+",
+        help="AWS region names to run Prowler against",
+    )
     # Parse Arguments
     args = parser.parse_args()
 
@@ -84,38 +83,19 @@ if __name__ == "__main__":
     services = args.services
     groups = args.groups
     checks_file = args.checks_file
-    
+
+    # Set Logger
+    logger.setLevel(logging_levels.get(args.log_level))
+
     # Role assumption input options tests
-    if args.role or args.account:
-        if not args.account:
-            logger.critical(
-                "It is needed to input an Account Id to assume the role (-A option) when an IAM Role is provided with -R"
-            )
-            quit()
-        elif not args.role:
-            logger.critical(
-                "It is needed to input an IAM Role name (-R option) when an Account Id is provided with -A"
-            )
-            quit()
     if args.session_duration not in range(900, 43200):
         logger.critical("Value for -T option must be between 900 and 43200")
         quit()
     if args.session_duration != 3600 or args.external_id:
-        if not args.account or not args.role:
-            logger.critical("To use -I/-T options both -A and -R options are needed")
+        if not args.role:
+            logger.critical("To use -I/-T options -R option is needed")
             quit()
 
-    session_input = Input_Data(
-        profile=args.profile,
-        role_name=args.role,
-        account_to_assume=args.account,
-        session_duration=args.session_duration,
-        external_id=args.external_id,
-    )
-    
-    # Set Logger
-    logger.setLevel(logging_levels.get(args.log_level))
-
     if args.version:
         print_version()
         quit()
@@ -124,6 +104,14 @@ if __name__ == "__main__":
         print_banner()
 
     # Setting session
+    session_input = Input_Data(
+        profile=args.profile,
+        role_arn=args.role,
+        session_duration=args.session_duration,
+        external_id=args.external_id,
+        regions=args.filter_region,
+    )
+
     provider_set_session(session_input)
 
     # Load checks to execute