release webdev 2.5.0 (#578)

diff --git a/webdev/CHANGELOG.md b/webdev/CHANGELOG.md
index b4f8936..f2bebb4 100644
--- a/webdev/CHANGELOG.md
+++ b/webdev/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 2.5.0-dev
+## 2.5.0
 
 - TLS support has been added to the `serve` command through the addition of two
   new options `tls-cert-chain` and `tls-cert-key`.
diff --git a/webdev/lib/src/version.dart b/webdev/lib/src/version.dart
index 133a4c4..63fd551 100644
--- a/webdev/lib/src/version.dart
+++ b/webdev/lib/src/version.dart
@@ -1,2 +1,2 @@
 // Generated code. Do not modify.
-const packageVersion = '2.5.0-dev';
+const packageVersion = '2.5.0';
diff --git a/webdev/pubspec.yaml b/webdev/pubspec.yaml
index fa5f5fc..bbeea1a 100644
--- a/webdev/pubspec.yaml
+++ b/webdev/pubspec.yaml
@@ -1,6 +1,6 @@
 name: webdev
 # Every time this changes you need to run `pub run build_runner build`.
-version: 2.5.0-dev
+version: 2.5.0
 author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/webdev
 description: >-