Add p5.nvim libraries

Author: prjctimg

src/content/libraries/en/p5.nvim.yaml

@@ -0,0 +1,10 @@
+name: p5.nvim
+description: Better editor support for p5.js sketchspaces in Neovim
+category: utils
+sourceUrl: https://github.com/prjctimg/p5.nvim
+featuredImage: ../images/p5-nvim.png
+featuredImageAlt: p5.nvim logo
+author:
+  name: prjctimg
+  url: https://prjctimg.me
+license: GPL-3.0