gnu: r-curatedtcgadata: Update to 1.18.0.

* gnu/packages/bioconductor.scm (r-curatedtcgadata): Update to 1.18.0.
[native-inputs]: Add r-knitr.

gnu/packages/bioconductor.scm

@@ -1486,14 +1486,13 @@ (define-public r-gagedata
 (define-public r-curatedtcgadata
   (package
     (name "r-curatedtcgadata")
-    (version "1.8.0")
+    (version "1.18.0")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "curatedTCGAData" version 'experiment))
        (sha256
-        (base32
-         "02y6cgihmsl9b4a9mmcdjjgjp06lpz04biyvxd3n5lk5gnqd9r3y"))))
+        (base32 "0h3mpwy6lhyn8hfry13sdjgb35gqyi3g26igfjqzshc5wvsniwpr"))))
     (properties
      `((upstream-name . "curatedTCGAData")))
     (build-system r-build-system)
@@ -1504,6 +1503,7 @@ (define-public r-curatedtcgadata
            r-multiassayexperiment
            r-s4vectors
            r-summarizedexperiment))
+    (native-inputs (list r-knitr))
     (home-page "https://bioconductor.org/packages/curatedTCGAData/")
     (synopsis "Curated data from The Cancer Genome Atlas")
     (description