14/37: gnu: r-loo: Update to 2.3.0.

[guix-commits]

rekado pushed a commit to branch master
in repository guix.

commit 67462c7be9a39cfea581681ea49be81cbe04f51b
Author: Ricardo Wurmus <rekado@elephly.net>
AuthorDate: Fri Jul 10 17:50:12 2020 +0200

    gnu: r-loo: Update to 2.3.0.
    
    * gnu/packages/cran.scm (r-loo): Update to 2.3.0.
    [native-inputs]: Add r-knitr.
---
 gnu/packages/cran.scm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index e549651..e01a92c 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -21172,14 +21172,14 @@ recommendations for developers.")
 (define-public r-loo
   (package
     (name "r-loo")
-    (version "2.2.0")
+    (version "2.3.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "loo" version))
        (sha256
         (base32
-         "1hq1zcj76x55z9kic6cwf7mfq9pzqfbr341jbc9wp7x8ac4zcva6"))))
+         "1lgkmb9938x5cfm0rff3lp4wrj2rvsv61dw1iz1jfd4xr38w87wx"))))
     (properties `((upstream-name . "loo")))
     (build-system r-build-system)
     (inputs
@@ -21188,6 +21188,8 @@ recommendations for developers.")
     (propagated-inputs
      `(("r-checkmate" ,r-checkmate)
        ("r-matrixstats" ,r-matrixstats)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://mc-stan.org/loo/";)
     (synopsis "Leave-One-Out cross-validation and WAIC for Bayesian models")
     (description