480: Fix the link to friend applications in the readme r=kvark a=memoryruins The current link <sup> [1] </sup> brings one to a "Create new page" form for the wiki instead of the intended page <sup> [2] </sup>. [1] https://github.com/gfx-rs/wgpu-rs/wiki/Applications [2] https://github.com/gfx-rs/wgpu-rs/wiki/Applications-and-Libraries Co-authored-by: memoryruins <memoryruinsmusic@gmail.com>