Update cran comments

Robinlovelace · Robinlovelace · commit 1b3e1de0645e · 2021-10-31T11:47:51.000Z
diff --git a/cran-comments.md b/cran-comments.md
@@ -1,5 +1,7 @@
 New sentence in Description field explains how to install the pct package while it is unavailable from CRAN.
 
+stplanr.Rmd vignette updated to pass on Solaris checks following feedback from CRAN submission
+
 ## Test environments
 
 * local R installation, R 4.1.1
