chore(publish): prepare for v0.27.6 (#697)

* chore(publish): prepare for v0.27.6

* chore(publish): prepare for v0.27.6

Author: hoc081098

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.6 (2022-11-11)
+
+* `Rx.using`/`UsingStream`: `resourceFactory` can now return a `Future`.
+  This allows for asynchronous resource creation.
+
+* `Rx.range`/`RangeStream`: ensure `RangeStream` is only listened to once.
+
 ## 0.27.5 (2022-07-16)
 
 ### Bug fixes

pubspec.yaml

@@ -1,5 +1,5 @@
 name: rxdart
-version: 0.27.5
+version: 0.27.6
 description: >
   RxDart is an implementation of the popular reactiveX api for asynchronous
   programming, leveraging the native Dart Streams api.