keybinds: fb in expressions now correctly provides full addon API

Author: CogentRedTester

modules/utils.lua

@@ -498,7 +498,7 @@ function fb_utils.evaluate_string(str, chunkname, custom_env, env_defaults)
         env.mp = fb_utils.redirect_table(mp)
         env.msg = fb_utils.redirect_table(msg)
         env.utils = fb_utils.redirect_table(utils)
-        env.fb = fb_utils.redirect_table(fb_utils)
+        env.fb = fb_utils.redirect_table(require 'file-browser')
         env.input = input_loaded and fb_utils.redirect_table(input)
         env.user_input = user_input_loaded and fb_utils.redirect_table(user_input)
         env = fb_utils.set_prototype(custom_env or {}, env)