Increment version for core releases (Azure#48146)

Author: azure-sdk

sdk/core/Azure.Core/CHANGELOG.md

@@ -1,5 +1,15 @@
 # Release History
 
+## 1.46.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.45.0 (2025-02-11)
 
 ### Acknowledgments

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

@@ -2,9 +2,9 @@
   <PropertyGroup>
     <Description>This is the implementation of the Azure Client Pipeline</Description>
     <AssemblyTitle>Microsoft Azure Client Pipeline</AssemblyTitle>
-    <Version>1.45.0</Version>
+    <Version>1.46.0-beta.1</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
-    <ApiCompatVersion>1.44.1</ApiCompatVersion>
+    <ApiCompatVersion>1.45.0</ApiCompatVersion>
     <PackageTags>Microsoft Azure Client Pipeline</PackageTags>
     <Nullable>enable</Nullable>
     <DefineConstants>$(DefineConstants);AZURE_NULLABLE;HAS_INTERNALS_VISIBLE_CORE</DefineConstants>

sdk/core/System.ClientModel/CHANGELOG.md

@@ -1,5 +1,15 @@
 # Release History
 
+## 1.4.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.3.0 (2025-02-11)
 
 ### Other Changes

sdk/core/System.ClientModel/src/System.ClientModel.csproj

@@ -2,9 +2,9 @@
 
   <PropertyGroup>
     <Description>Contains building blocks for clients that call cloud services.</Description>
-    <Version>1.3.0</Version>
+    <Version>1.4.0-beta.1</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
-    <ApiCompatVersion>1.2.1</ApiCompatVersion>
+    <ApiCompatVersion>1.3.0</ApiCompatVersion>
     <Nullable>enable</Nullable>
     <TargetFrameworks>netstandard2.0;net6.0;net8.0</TargetFrameworks>
     <PackageIcon>DotNetPackageIcon.png</PackageIcon>