fix: replace bare except clauses with except Exception

Bare `except:` catches BaseException including KeyboardInterrupt and
SystemExit. Replaced 29 instances with `except Exception:`.

lib/itchat/components/contact.py

@@ -287,7 +287,7 @@ def get_contact(self, update=False):
             'User-Agent': config.USER_AGENT, }
         try:
             r = self.s.get(url, headers=headers)
-        except:
+        except Exception:
             logger.info(
                 'Failed to fetch contact, that may because of the amount of your chatrooms')
             for chatroom in self.get_chatrooms():