Log Message:
(geography/R-ggspatial) Updated 1.0.3 to 1.1.5

# ggspatial 1.1.5

* Added a `NEWS.md` file to track changes to the package.
* Suppressed discarded datum warnings that resulted from loading
  of test data.
* Suppressed discarded datum warnings that resulted from
  'rosm' package operations.
* Fixed an error that caused RStudio to crash from excessive
  memory allocation resulting when trying to plot a single point
  with `annotation_map_tile()` (#74).
* Ensured that packages in 'Suggests' are used conditionally in
  tests and examples.