pi: don't match literal | char in regexes

The RE_EMAIL and RE_DOMAIN regexes matched the '|' character
which is probably not what they should do.

electrum/payment_identifier.py

@@ -62,8 +62,8 @@ def maybe_extract_url_from_lud_17_uri(data: str) -> Optional[str]:
 
 
 RE_ALIAS = r'(.*?)\s*\<([0-9A-Za-z]{1,})\>'
-RE_EMAIL = r'\b[A-Za-z0-9._%+-]+@([A-Za-z0-9-]+\.)+[A-Z|a-z]{2,7}\b'
-RE_DOMAIN = r'\b([A-Za-z0-9-]+\.)+[A-Z|a-z]{2,7}\b'
+RE_EMAIL = r'\b[A-Za-z0-9._%+-]+@([A-Za-z0-9-]+\.)+[A-Za-z]{2,7}\b'
+RE_DOMAIN = r'\b([A-Za-z0-9-]+\.)+[A-Za-z]{2,7}\b'
 RE_SCRIPT_FN = r'script\((.*)\)'