Fonts rework (#12114)

- Use system fonts only for text to avoid FOUT
- Move font-awesome to npm/webpack
- Move NotoColorEmoji to web_src
- Remove presumably unneccesary 'PT Sans Narrow'
- Simplify webpack import exclusions

Fixes: https://github.com/go-gitea/gitea/issues/11818
Fixes: https://github.com/go-gitea/gitea/pull/11814

Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: Lauris BH <lauris@nix.lv>

package-lock.json

@@ -5506,6 +5506,11 @@
         "yamljs": "^0.3.0"
       }
     },
+    "font-awesome": {
+      "version": "4.7.0",
+      "resolved": "https://registry.npmjs.org/font-awesome/-/font-awesome-4.7.0.tgz",
+      "integrity": "sha1-j6jPBBGhoxr9B7BtKQK7n8gVoTM="
+    },
     "for-in": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",