Return to using Fira Code as the default monospace font (#31302)

* Return to using Fira Code as the default monospace font.

because Inconsolata lacks Box Drawings and Geometric Shapes glyphs.
Fixes https://github.com/element-hq/element-web/issues/31289
Partially reverts https://github.com/matrix-org/matrix-react-sdk/pull/3008

* fix quotes

* fix tests

* fix quotes

* appease prettier

* fix snapshot tests, hopefully

* more snapshots

package.json

@@ -84,7 +84,7 @@
         "@babel/runtime": "^7.12.5",
         "@element-hq/element-web-module-api": "1.5.0",
         "@element-hq/web-shared-components": "link:packages/shared-components",
-        "@fontsource/inconsolata": "^5",
+        "@fontsource/fira-code": "^5",
         "@fontsource/inter": "^5",
         "@formatjs/intl-segmenter": "^11.5.7",
         "@matrix-org/analytics-events": "^0.30.0",