[tools][dist] Fix syntax errors
@@ -119,7 +119,7 @@ def bsp_update_kconfig(dist_dir):
found = 1
if line.find('default') != -1 and found:
position = line.find('default')
- line = line[0:position] + 'default: "rt-thread"\n'
+ line = line[0:position] + 'default "rt-thread"\n'
found = 0
f.write(line)
