[Release 0.3.1] Update cran-comments (#288)

* Update cran-comments

* Update cran-comments.md

Co-authored-by: Hiroaki Yutani <yutani.ini@gmail.com>

---------

Co-authored-by: Hiroaki Yutani <yutani.ini@gmail.com>

cran-comments.md

@@ -7,15 +7,11 @@
       Status: 404
       Message: Not Found
 
-This url is valid, but it returns 404 if no Accept header is specified, which is what happens when it is automatically scanned. 
+This url is valid, but it returns 404 if no Accept header is specified, which is what happens when it is automatically scanned.
 See https://github.com/rust-lang/crates.io/issues/788 for details.
 
-*  New maintainer:
-    Ilia Kosenkov <ilia.kosenkov@outlook.com>
-  Old maintainer(s):
-    Claus O. Wilke <wilke@austin.utexas.edu>
-
-The maintainer of the package has changed.
+* Patch release is needed to fix the bundled template incompatible with the new Rust 1.70 version, which was released on June 1st, 2023.
+  See https://github.com/extendr/extendr/issues/559 for relevant discussion.
 
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