Remove unused fonts and add condensed font style

gui/src/main/java/io/bisq/gui/bisq.css

@@ -32,18 +32,14 @@ bg color of non edit textFields: fafafa
     src: url("/fonts/FiraSans-Bold.ttf");
 }
 
-@font-face {
-    src: url("/fonts/FiraSans-BoldItalic.ttf");
-}
-
-@font-face {
-    src: url("/fonts/FiraSans-Italic.ttf");
-}
-
 @font-face {
     src: url("/fonts/FiraSans-Medium.ttf");
 }
 
+@font-face {
+    src: url("/fonts/FiraSansCondensed-Light.ttf");
+}
+
 .root {
     -bs-very-dark-grey3: #444; /* 3 usages */
     -bs-grey: #666666; /* 8 usages */