rockspec: require compat53 >= 0.11 (#707)

See #687.

Author: hishamhm

tl-dev-1.rockspec

@@ -13,7 +13,7 @@ dependencies = {
    -- this is really an optional dependency if you're running Lua 5.3,
    -- but if you're using LuaRocks, pulling it shouldn't be too much
    -- trouble anyway.
-   "compat53",
+   "compat53 >= 0.11",
 
    -- needed for the cli tool
    "argparse",