Add glasses and icons to preference menu for nearsighted (#75642)

## About The Pull Request
This adds a few more regular glasses options to the nearsighted pref
menu:

- Random
- Jamjar
- Binoclard

It also displays the icons for the TGUI dropdown menu.

## Why It's Good For The Game
More variety and better visualization. (nearsighted... get it?)

## Changelog
🆑
qol: Add more glasses to the nearsighted pref menu with icons
/🆑

---------

Co-authored-by: ShizCalev <ShizCalev@users.noreply.github.com>

code/modules/client/preferences/glasses.dm

@@ -2,9 +2,17 @@
 	category = PREFERENCE_CATEGORY_SECONDARY_FEATURES
 	savefile_key = "glasses"
 	savefile_identifier = PREFERENCE_CHARACTER
+	should_generate_icons = TRUE
 
 /datum/preference/choiced/glasses/init_possible_values()
-	return GLOB.nearsighted_glasses
+	var/list/values = list()
+
+	values["Random"] = icon('icons/effects/random_spawners.dmi', "questionmark")
+
+	for(var/glass_design in GLOB.nearsighted_glasses - "Random")
+		values[glass_design] = icon('icons/obj/clothing/glasses.dmi', "glasses_[lowertext(glass_design)]")
+
+	return values
 
 /datum/preference/choiced/glasses/is_accessible(datum/preferences/preferences)
 	if (!..(preferences))