Merge pull request #578 from BamaHodl/MethodAndPropertyIssue

Fix issue caused by having is_sign_message method and property of same name

src/seedsigner/models/decode_qr.py

@@ -382,7 +382,7 @@ def detect_segment_type(s, wordlist_language_code=None):
                 return QRType.BITCOIN_ADDRESS
 
             # message signing
-            elif DecodeQR.is_sign_message(s):
+            elif s.startswith("signmessage"):
                 return QRType.SIGN_MESSAGE
 
             # config data
@@ -506,11 +506,6 @@ def is_bitcoin_address(s):
             return False
 
 
-    @staticmethod
-    def is_sign_message(s):
-        return type(s) == str and s.startswith("signmessage")
-
-
     @staticmethod
     def multisig_setup_file_to_descriptor(text) -> str:
         # sample text file, parse the contents and create descriptor