script: logging: fix formatting of dropped messages

Print the actual number instead of a single-element tuple.
For example: "2 messages dropped" instead of "(2,) messages dropped"

Signed-off-by: Tamás Kiss <tmik@demant.com>

Author: ksstms

scripts/logging/dictionary/dictionary_parser/log_parser_v1.py

@@ -366,7 +366,7 @@ def parse_one_msg(self, logdata, offset):
                 return False, offset
             offset += struct.calcsize(self.fmt_msg_type)
 
-            num_dropped = struct.unpack_from(self.fmt_dropped_cnt, logdata, offset)
+            num_dropped = struct.unpack_from(self.fmt_dropped_cnt, logdata, offset)[0]
             offset += struct.calcsize(self.fmt_dropped_cnt)
 
             print(f"--- {num_dropped} messages dropped ---")

scripts/logging/dictionary/dictionary_parser/log_parser_v3.py

@@ -378,7 +378,7 @@ def parse_one_msg(self, logdata, offset):
 
             offset += struct.calcsize(self.fmt_msg_type)
 
-            num_dropped = struct.unpack_from(self.fmt_dropped_cnt, logdata, offset)
+            num_dropped = struct.unpack_from(self.fmt_dropped_cnt, logdata, offset)[0]
             offset += struct.calcsize(self.fmt_dropped_cnt)
 
             print(f"--- {num_dropped} messages dropped ---")