Release preparation for Azure.Core 1.30.0 (Azure#34822)

Author: AlexanderSher

sdk/core/Azure.Core/CHANGELOG.md

@@ -1,14 +1,10 @@
 # Release History
 
-## 1.30.0-beta.1 (Unreleased)
-
-### Features Added
-
-### Breaking Changes
+## 1.30.0 (2023-03-09)
 
 ### Bugs Fixed
 
-### Other Changes
+- Fixed the issue with empty header names and values, caused by `ArrayBackedPropertyBag` keeping reference to the array after returning it to array pool [in (https://github.com/Azure/azure-sdk-for-net/pull/34800)  `Dispose` method]. 
 
 ## 1.29.0 (2023-03-02)
 

sdk/core/Azure.Core/src/Azure.Core.csproj

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Description>This is the implementation of the Azure Client Pipeline</Description>
     <AssemblyTitle>Microsoft Azure Client Pipeline</AssemblyTitle>
-    <Version>1.30.0-beta.1</Version>
+    <Version>1.30.0</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
     <ApiCompatVersion>1.29.0</ApiCompatVersion>
     <PackageTags>Microsoft Azure Client Pipeline</PackageTags>