yamllint fails
See https://code.gramener.com/muthuvel/starci-mob-app/-/jobs/56247 -- it reports the following error
Traceback (most recent call last):
File "/monitor/builderrorutils.py", line 176, in <module>
globals()[sys.argv[1]](*sys.argv[2:])
File "/monitor/builderrorutils.py", line 74, in yamllint
config = gramex.config.PathConfig(os.path.join(os.path.abspath(path), 'gramex.yaml')) or {}
File "/gramex/gramex/config.py", line 579, in __init__
self.__pos__()
File "/gramex/gramex/config.py", line 602, in __pos__
self.__info__.imports = load_imports(self, source=path, warn=self.__info__.warn)
File "/gramex/gramex/config.py", line 530, in load_imports
imported_paths += load_imports(new_conf, source=abspath)
File "/gramex/gramex/config.py", line 499, in load_imports
repr(value), source))