Update README.md, remove link to Stream Matchers (#2187)

This section was removed in #1969

Author: srawlins

pkgs/test/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 1.25.3-wip
+
+* Remove outdated StreamMatcher link from README table of contents.
+
 ## 1.25.2
 
 * Fix a bug running browser tests with paths containing windows directory

pkgs/test/README.md

@@ -17,7 +17,6 @@
   * [Compiler Selectors](#compiler-selectors)
   * [Running Tests on Node.js](#running-tests-on-nodejs)
 * [Asynchronous Tests](#asynchronous-tests)
-  * [Stream Matchers](#stream-matchers)
 * [Running Tests With Custom HTML](#running-tests-with-custom-html)
   * [Providing a custom HTML template](#providing-a-custom-html-template)
 * [Configuring Tests](#configuring-tests)

pkgs/test/pubspec.yaml

@@ -1,5 +1,5 @@
 name: test
-version: 1.25.2
+version: 1.25.3-wip
 description: >-
   A full featured library for writing and running Dart tests across platforms.
 repository: https://github.com/dart-lang/test/tree/master/pkgs/test