fonts: Update Inter font to v3.19

The Inter font has evolved significantly since the Inter UI days, and
has been renamed to merely "Inter". Update the font and family name to
get the latest bug fixes and improvements.

Fonts downloaded from https://github.com/rsms/inter/releases/tag/v3.19.

assets/scss/_fonts.scss

@@ -1,50 +1,50 @@
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  normal;
   font-display: auto;
   font-weight: 400;
-  src: url("../fonts/Inter-UI-Regular.woff2") format("woff2"),
-       url("../fonts/Inter-UI-Regular.woff") format("woff");
+  src: url("../fonts/Inter-Regular.woff2") format("woff2"),
+       url("../fonts/Inter-Regular.woff") format("woff");
 }
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  italic;
   font-display: auto;
   font-weight: 400;
-  src: url("../fonts/Inter-UI-Italic.woff2") format("woff2"),
-       url("../fonts/Inter-UI-Italic.woff") format("woff");
+  src: url("../fonts/Inter-Italic.woff2") format("woff2"),
+       url("../fonts/Inter-Italic.woff") format("woff");
 }
 
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  normal;
   font-display: auto;
   font-weight: 600;
-  src: url("../fonts/Inter-UI-Medium.woff2") format("woff2"),
-       url("../fonts/Inter-UI-Medium.woff") format("woff");
+  src: url("../fonts/Inter-Medium.woff2") format("woff2"),
+       url("../fonts/Inter-Medium.woff") format("woff");
 }
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  italic;
   font-display: auto;
   font-weight: 600;
-  src: url("../fonts/Inter-UI-MediumItalic.woff2") format("woff2"),
-       url("../fonts/Inter-UI-MediumItalic.woff") format("woff");
+  src: url("../fonts/Inter-MediumItalic.woff2") format("woff2"),
+       url("../fonts/Inter-MediumItalic.woff") format("woff");
 }
 
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  normal;
   font-display: auto;
   font-weight: 800;
-  src: url("../fonts/Inter-UI-Bold.woff2") format("woff2"),
-       url("../fonts/Inter-UI-Bold.woff") format("woff");
+  src: url("../fonts/Inter-Bold.woff2") format("woff2"),
+       url("../fonts/Inter-Bold.woff") format("woff");
 }
 @font-face {
-  font-family: 'Inter UI';
+  font-family: 'Inter';
   font-style:  italic;
   font-display: auto;
   font-weight: 800;
-  src: url("../fonts/Inter-UI-BoldItalic.woff2") format("woff2"),
-       url("../fonts/Inter-UI-BoldItalic.woff") format("woff");
+  src: url("../fonts/Inter-BoldItalic.woff2") format("woff2"),
+       url("../fonts/Inter-BoldItalic.woff") format("woff");
 }

assets/scss/_main.scss

@@ -14,7 +14,7 @@ html {
 body {
   margin: 0;
   padding: 0;
-  font-family: "Inter UI", -apple-system, BlinkMacSystemFont, "Roboto",
+  font-family: Inter, -apple-system, BlinkMacSystemFont, "Roboto",
     "Segoe UI", Helvetica, Arial, sans-serif;
   font-display: auto;
   font-size: 1rem;
@@ -432,4 +432,4 @@ hr {
 // Prism JS Additionals
 .highlight {
   margin: 30px auto;
-}
+}