gnu: r-fastdummies: Update to 1.7.3.

* gnu/packages/cran.scm (r-fastdummies): Update to 1.7.3.

gnu/packages/cran.scm

@@ -3811,13 +3811,13 @@ and vice-versa.")
 (define-public r-fastdummies
   (package
     (name "r-fastdummies")
-    (version "1.6.3")
+    (version "1.7.3")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "fastDummies" version))
               (sha256
                (base32
-                "1pw1bpp69sbs8yc1s5ffz11q249ljfwbgfrq6irg5pyp37z38fdx"))))
+                "0sm02pxbabckxpi3mn36h5bz2wx5pyx7a1dhc2abc4c7fwpihsng"))))
     (properties `((upstream-name . "fastDummies")))
     (build-system r-build-system)
     (propagated-inputs (list r-data-table r-stringr r-tibble))