Rename assets-hugo directory to assets (#3259)

Now that we've dropped the old build pipeline (and an assets directory does not exist in the repo any longer, we can rename the hugo version of the assets (assets-hugo) created during the build tools migration back to simply assets.

.gitignore

@@ -1,6 +1,4 @@
 node_modules
-/assets
-/assets.tar.gz
 /data/msc
 /env*
 /resources

config.toml

@@ -12,10 +12,6 @@ theme = ["docsy"]
 
 disableKinds = ["taxonomy", "taxonomyTerm"]
 
-# Change the default for assets, because the old Python toolchain uses "assets" for build output.
-# When the old toolchain is retired we can switch back to the default here.
-assetDir = "assets-hugo"
-
 [languages]
 [languages.en]
 title = "Matrix Specification"

static/css/fonts/README.md

@@ -22,9 +22,9 @@ python3 download_google_fonts_css.py \
   
 Which would pop out a `Inter.css` file that should be `@import url("Inter.css")`d
 somewhere in the site's SCSS (currently in
-[/assets-hugo/scss/_variables_project.scss](/assets-hugo/scss/_variables_project.scss)).
+[/assets/scss/_variables_project.scss](/assets/scss/_variables_project.scss)).
 
 Re-running the script and committing any new files is only necessary when a desired 
 font updates (not very often), or we want to change the font we're using. In that case,
 remove the existing font files at `/static/fonts/*.woff2` and re-run the script with a
-different URL.
+different URL.