gnu: sbcl-slynk: Update to 1.0.42.

* gnu/packages/lisp-xyz.scm (sbcl-slynk): Update to 1.0.42.

gnu/packages/lisp-xyz.scm

@@ -782,21 +782,18 @@ antialiased TrueType font rendering using CLX and XRender extension.")
   (sbcl-package->ecl-package sbcl-clx-truetype))
 
 (define-public sbcl-slynk
-  (let ((revision "4")
-        ;; Update together with emacs-sly.
-        (commit "68561f1b7b66fa0240766ece836bb04da31ea17d"))
   (package
     (name "sbcl-slynk")
-      (version (git-version "1.0.0-beta" revision commit))
+    (version "1.0.42")
     (source
      (origin
        (method git-fetch)
        (uri
         (git-reference
          (url "https://github.com/joaotavora/sly")
-           (commit commit)))
+         (commit version)))
        (sha256
-          (base32 "1xwx537dhgclngi6b0faf320i8pnac9309wvmk6z2g6dm3v652ds"))
+        (base32 "10l867c4hgcpiajcfkz9g9vabp7y4bcgy51la6n9pqxrlg1fs455"))
        (file-name (git-file-name "slynk" version))
        (modules '((guix build utils)
                   (ice-9 ftw)))
@@ -857,7 +854,7 @@ button interface.  Everything can be copied to the REPL.  One can create
 multiple inspectors with independent history.")
     (home-page "https://github.com/joaotavora/sly")
     (license license:public-domain)
-      (properties `((cl-source-variant . ,(delay cl-slynk)))))))
+    (properties `((cl-source-variant . ,(delay cl-slynk))))))
 
 (define-public cl-slynk
   (sbcl-package->cl-source-package sbcl-slynk))