gnu: liblantern: Update to 0.11.0-1.4d83bd0.

* gnu/packages/machine-learning.scm (liblantern): Update to 0.11.0-1.4d83bd0.

Change-Id: I04ac3d64df8ec3b4ba628886640020a24361f4e3

gnu/packages/machine-learning.scm

@@ -4550,18 +4550,22 @@ of Hidden Markov Models.")
 
 ;; Keep this in sync with the r-torch package.
 (define-public liblantern
+  ;; There has been no release or tagged commit for r-torch 0.12.0.  The
+  ;; selected commit corresponds to the 0.12.0 release.
+  (let ((commit "4d83bd087be581f7db321c27f55897ff021d2537")
+        (revision "1"))
     (package
       (name "liblantern")
-    (version "0.10.0")
+      (version (git-version "0.11.0" revision commit))
       (source
        (origin
          (method git-fetch)
          (uri (git-reference
                (url "https://github.com/mlverse/torch")
-             (commit (string-append "v" version))))
+               (commit commit)))
          (file-name (git-file-name name version))
          (sha256
-        (base32 "12480fac9xq7rgw0q5f2cnvmakhakjsnq1gvh2ncjfwxz34n8fl7"))))
+          (base32 "1xxc6vr7sr2mg0va0hc2fs4f6v5b78mx43dp2shzzbcgw90mgpvk"))))
       (build-system cmake-build-system)
       (arguments
        (list
@@ -4613,7 +4617,7 @@ of Hidden Markov Models.")
       (synopsis "C API to libtorch")
       (description
        "Lantern provides a C API to the libtorch machine learning library.")
-    (license license:expat)))
+      (license license:expat))))
 
 (define-public python-lap
   (package