[C6] Generalized-Arrays 2.3.0 and C6 support

Hot on the tail of the transducers egg, the generalized-arrays egg is 
also now C6 compatible!

The results of test-new-egg were:

==== generalized-arrays (1 of 1) ====
   Fetching........................................[ ok ] 0s
   Reading .egg....................................[ ok ] 0s
   Checking dependencies...........................[ ok ] 0s
   Checking category...............................[ ok ] 0s
   Checking license................................[ ok ] 0s
   Checking author.................................[ ok ] 0s
   Installing......................................[ ok ] 2m9s
   Checking version................................[ -- ]
   Testing.........................................[ ok ] 8s
   Checking documentation..........................[ ok ] 0s
Removing /tmp/temp2299.279617
Egg looks ok!

You can find the release info file here:

<https://gitlab.com/ThatGeoGuy/chicken-generalized-arrays/-/raw/main/generalized-arrays.release-info?ref_type=heads>

Cheers,
-- 
Jeremy Steward