Fix variable naming conflict in show_filtered_resources

mypy does not like it when the same variable name is used for different
types, even if it is in unrelated if branches and could never actually
cause any problems.

rsrcfork/__main__.py

@@ -335,22 +335,22 @@ def show_filtered_resources(resources: typing.Sequence[api.Resource], format: st
 				quoted_restype = bytes_quote(res.type, "'")
 				print(f"data {quoted_restype} ({', '.join(parts)}{attrs_comment}) {{")
 				
-				line = f.read(16)
-				while line:
+				bytes_line = f.read(16)
+				while bytes_line:
 					# Two-byte grouping is really annoying to implement.
 					groups = []
 					for j in range(0, 16, 2):
-						if j >= len(line):
+						if j >= len(bytes_line):
 							break
-						elif j+1 >= len(line):
-							groups.append(f"{line[j]:02X}")
+						elif j+1 >= len(bytes_line):
+							groups.append(f"{bytes_line[j]:02X}")
 						else:
-							groups.append(f"{line[j]:02X}{line[j+1]:02X}")
+							groups.append(f"{bytes_line[j]:02X}{bytes_line[j+1]:02X}")
 					
 					s = f'$"{" ".join(groups)}"'
-					comment = "/* " + line.decode(_TEXT_ENCODING).translate(_TRANSLATE_NONPRINTABLES) + " */"
+					comment = "/* " + bytes_line.decode(_TEXT_ENCODING).translate(_TRANSLATE_NONPRINTABLES) + " */"
 					print(f"\t{s:<54s}{comment}")
-					line = f.read(16)
+					bytes_line = f.read(16)
 				
 				print("};")
 				print()