Add Esperanto translation (#2739)

Co-authored-by: Jason Cartwright <cartwrightjason49@gmail.com>

mods/carts/locale/carts.eo.tr

@@ -0,0 +1,6 @@
+# textdomain: carts
+Rail=Relo
+Powered Rail=Elektra Relo
+Brake Rail=Bremsa Relo
+Cart=Ĉaro
+(Sneak+Click to pick up)=(Ŝteliru+Alklaku por reprini)