gnu: nyacc@1.00.2: Fix build.

Fixes a regression introduced in
f15ca337be, whereby adding a dependency on
GUILE-BYTESTRUCTURES would cause a build failure of the FFI helper of
nyacc@1.00.2.

* gnu/packages/mes.scm (nyacc-1.00.2)[propagated-inputs]: New field.

gnu/packages/mes.scm

@@ -157,6 +157,11 @@ parsers to allow execution with Guile as extension languages.")))
               (sha256
                (base32
                 "065ksalfllbdrzl12dz9d9dcxrv97wqxblslngsc6kajvnvlyvpk"))))
+
+    ;; XXX: Remove GUILE-BYTESTRUCTURES, an optional dependency needed to
+    ;; build the FFI helper, because it fails to build.
+    (propagated-inputs '())
+
     (inputs (list guile-3.0))))
 
 (define-public mes