Auto merge of #42648 - murarth:merge-alloc-collections, r=alexcrichton

Merge crate `collections` into `alloc`

This is a necessary step in order to merge #42565

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs
index 34aca592b1e..c374f400974 100644
--- a/src/libcore/str/mod.rs
+++ b/src/libcore/str/mod.rs
@@ -2015,7 +2015,7 @@ mod traits {
            issue = "32110")]
 pub trait StrExt {
     // NB there are no docs here are they're all located on the StrExt trait in
-    // libcollections, not here.
+    // liballoc, not here.
 
     #[stable(feature = "core", since = "1.6.0")]
     fn contains<'a, P: Pattern<'a>>(&'a self, pat: P) -> bool;