[RfR] New Course: Introduction to GPUs

[liamjberrisford]

This PR will add the Introduction to GPUs Team Day Course Content to the CfRR Website.

[github-actions]

🚦 Pa11y Accessibility Report

Running Pa11y on 11 URLs:

file:///__w/CfRR_Courses/CfRR_Courses/_build/html/where_is_my_understanding/GPUs.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/course_homepages/GPUs.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/conways_game_of_life.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/profiling.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/setup.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/slurm.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/spack.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/temperature_diffusion.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/intro_to_GPUs/theory.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/individual_modules/section_landing_pages/introduction_to_GPUs.html - 0 errors
file:///__w/CfRR_Courses/CfRR_Courses/_build/html/where_is_my_understanding/introduction_to_GPUs.html - 0 errors

✔ 11/11 URLs passed

⚠️ Any errors likely originate from the source file (e.g., filename.md, filename.ipynb).