Remove now-extra module path setup call

Signed-off-by: Anna Rift <[email protected]>

tools/chplcheck/src/chplcheck.py

@@ -264,8 +264,6 @@ def main():
     printed_warning = False
 
     for filename, context in chapel.files_with_stdlib_contexts(args.filenames):
-        context.set_module_paths([], [])
-
         # Silence errors, warnings etc. -- we're just linting.
         with context.track_errors() as _:
             asts = context.parse(filename)