goodbye gpfs and minor reformat

	modified:   docs/hpc/03_storage/01_intro_and_data_management.mdx
	modified:   docs/hpc/03_storage/02_available_storage_systems.md
	modified:   docs/hpc/03_storage/05_research_project_space.mdx
	modified:   docs/hpc/03_storage/06_best_practices.md
	modified:   docs/hpc/12_tutorial_intro_shell_hpc/03_moving_looking.mdx

Author: s-sajid-ali