font awesome bump to 6.7.2 (#13740)

* 6.7.2

* they dropped woff and eot support

code/modules/asset_cache/asset_list_items.dm

@@ -30,12 +30,11 @@
 
 /datum/asset/simple/fontawesome
 	assets = list(
-		"fa-regular-400.eot"  = 'html/font-awesome/webfonts/fa-regular-400.eot',
-		"fa-regular-400.woff" = 'html/font-awesome/webfonts/fa-regular-400.woff',
-		"fa-solid-900.eot"    = 'html/font-awesome/webfonts/fa-solid-900.eot',
-		"fa-solid-900.woff"   = 'html/font-awesome/webfonts/fa-solid-900.woff',
-		"v4shim.css"          = 'html/font-awesome/css/v4-shims.min.css',
-		"font-awesome.css"    = 'html/font-awesome/css/all.min.css'
+		"fa-regular-400.ttf"     = 'html/font-awesome/webfonts/fa-regular-400.ttf',
+		"fa-solid-900.ttf"       = 'html/font-awesome/webfonts/fa-solid-900.ttf',
+		"fa-v4compatibility.ttf" = 'html/font-awesome/webfonts/fa-v4compatibility.ttf',
+		"v4shim.css"             = 'html/font-awesome/css/v4-shims.min.css',
+		"font-awesome.css"       = 'html/font-awesome/css/all.min.css'
 	)
 
 /datum/asset/simple/spider_os

html/font-awesome/README.MD

@@ -1,6 +1,4 @@
-Due to the fact browse_rsc can't create subdirectories, every time you update font-awesome you'll need to change relative webfont references in all.min.css
-eg ../webfonts/fa-regular-400.ttf => fa-regular-400.ttf (or whatever you call it in asset datum)
+Due to the fact browse_rsc can't create subdirectories, every time you update font-awesome you'll need to ensure the relative webfont references in all.min.css
+are correct eg ../webfonts/fa-regular-400.ttf => fa-regular-400.ttf (or whatever you call it in asset datum)
 
-Second change is ripping out file types other than woff and eot(ie8) from the css
-
-Finally, removing brand related css.
+Finally, removing brand related css. You can do this by formatting the css, removing them manually (or some regex?) and then minifying it.