test(codly-languages): update to codly 1.3.0, clean up tests

codly-languages/tests/basic-output/all-langs.typ

@@ -1,7 +0,0 @@
-#import "@preview/codly:1.2.0": *
-#import "/lib.typ": *
-#show: codly-init
-#codly(languages: codly-languages)
-#for (key, entry) in codly-languages{
-  raw(lang: key, block: true,  key)
-}

codly-languages/tests/basic-output/test.typ

@@ -1,5 +1,5 @@
 #import "/lib.typ": *
-#import "@preview/codly:1.2.0": *
+#import "@preview/codly:1.3.0": *
 #show: codly-init
 #codly(languages: codly-languages)