Increment version after release (#3009)

Increment package version after release

Author: azure-sdk

servers/Fabric.Mcp.Server/CHANGELOG.md

@@ -5,6 +5,16 @@ All notable changes to the Microsoft Fabric MCP Server will be documented in thi
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.3.0 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.2.0 (2026-07-08)
 
 ### Features Added

servers/Fabric.Mcp.Server/src/Fabric.Mcp.Server.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Version>1.2.0</Version>
+    <Version>1.3.0</Version>
     <CliName>fabmcp</CliName>
     <AssemblyTitle>Fabric MCP Server</AssemblyTitle>
     <Description>Microsoft Fabric MCP Server - Model Context Protocol implementation for Fabric</Description>