Add missing dot
Summary:
Just to make it consistent.
Pull Request resolved:
## Some scripts for developers to use, include:
-- `linter.sh`: lint the codebase before commit
+- `linter.sh`: lint the codebase before commit.
- `run_{inference,instant}_tests.sh`: run inference/training for a few iterations.
Note that these tests require 2 GPUs.
- `parse_results.sh`: parse results from a log file.
