Fixes <https://bugs.gnu.org/36051>.
Reported by Jesse Gibbons <jgibbons2357@gmail.com>.

* doc/guix.texi (Invoking guix import, Invoking guix refresh): Mention
that GnuPG must be installed.

* gnu/packages/crates-io.scm (rust-heapsize-plugin, rust-language-tags):
New variables.

* gnu/packages/crates-io.scm (rust-heapsize-0.3): New variable.

* gnu/packages/crates-io.scm (rust-owning-ref): New variable.

* gnu/packages/crates-io.scm (rust-scoped-threadpool): New variable.

* gnu/packages/crates-io.scm (rust-redox-syscall, rust-thread-id): New
variables.

* guix/import/cran.scm (fetch-description): Abort if the argument does not
look like a URL.

* guix/import/cran.scm (cran->guix-package): Retry failed git imports on
Bioconductor.

* gnu/packages/bioinformatics.scm (r-ldblock): Update to 1.14.2.
[propagated-inputs]: Remove r-erma; add r-ensdb-hsapiens-v75, r-ensembldb, and
r-httr.

* gnu/packages/bioconductor.scm (r-mixomics): Update to 6.8.2.

* gnu/packages/bioconductor.scm (r-fgsea): Update to 1.10.1.

* gnu/packages/bioinformatics.scm (r-seurat): Update to 3.1.0.
[propagated-inputs]: Add r-leiden, r-rcppannoy, and r-uwot.

* gnu/packages/bioinformatics.scm (r-rtracklayer): Update to 1.44.3.

* gnu/packages/bioinformatics.scm (r-biomart): Update to 2.40.4.

* gnu/packages/bioinformatics.scm (r-annotationdbi): Update to 1.46.1.

* gnu/packages/bioinformatics.scm (r-iranges): Update to 2.18.2.

* gnu/packages/statistics.scm (r-pbapply): Update to 1.4-2.

* gnu/packages/statistics.scm (r-rmarkdown): Update to 1.15.

* gnu/packages/statistics.scm (r-hms): Update to 0.5.1.

* gnu/packages/statistics.scm (r-whisker): Update to 0.4.

* gnu/packages/statistics.scm (r-chron): Update to 2.3-54.

* gnu/packages/cran.scm (r-leiden): New variable.

* gnu/packages/cran.scm (r-umap): Update to 0.2.3.1.
[propagated-inputs]: Add r-openssl.

* gnu/packages/cran.scm (r-enrichr): Update to 2.1.

* gnu/packages/cran.scm (r-dalex): Update to 0.4.7.

* gnu/packages/cran.scm (r-ggforce): Update to 0.3.1.

* gnu/packages/cran.scm (r-bookdown): Update to 0.13.

* gnu/packages/cran.scm (r-tdthap): Update to 1.1-11.

* gnu/packages/cran.scm (r-units): Update to 0.6-4.

* gnu/packages/cran.scm (r-wgaim): Update to 2.0-0.
[propagated-inputs]: Remove r-lattice; add r-ggplot2.

* gnu/packages/cran.scm (r-apcluster): Update to 1.4.8.

* gnu/packages/cran.scm (r-lavaan): Update to 0.6-5.

* gnu/packages/cran.scm (r-ggextra): Update to 0.9.
[propagated-inputs]: Add r-r6.

* gnu/packages/cran.scm (r-fields): Update to 9.8-6.

* gnu/packages/cran.scm (r-rgl): Update to 0.100.30.

* gnu/packages/cran.scm (r-afex): Update to 0.25-1.

* gnu/packages/cran.scm (r-summarytools): Update to 0.9.4.

* gnu/packages/cran.scm (r-coin): Update to 1.3-1.

* gnu/packages/cran.scm (r-libcoin): Update to 1.0-5.

* gnu/packages/cran.scm (r-magick): Update to 2.2.