update fontawesome version (alshedivat#1485)

Author: furkanakkurt1335

_config.yml

@@ -381,8 +381,8 @@ bootstrap:
 bootstrap-table:
   version: "1.21.4"
 fontawesome:
-  version: "5.15.4"
-  integrity: "sha256-mUZM63G8m73Mcidfrv5E+Y61y7a12O5mW4ezU3bxqW4="
+  version: "6.4.0"
+  integrity: "sha256-HtsXJanqjKTc8vVQjO4YMhiqFoXkfBsjBWcX91T1jr8="
 jquery:
   version: "3.6.0"
   integrity: "sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4="