Set max support AWS SDK version to V3 (open-telemetry#2726)

Author: ppittle

src/OpenTelemetry.Instrumentation.AWS/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+* Update package references to AWS SDK to indicate that this library is not
+  compatible with AWS SDK v4.
+   ([#2726](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2726))
+
 ## 1.11.2
 
 Released 2025-Mar-18

src/OpenTelemetry.Instrumentation.AWS/OpenTelemetry.Instrumentation.AWS.csproj

@@ -18,9 +18,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Core" Version="3.7.400" />
-    <PackageReference Include="AWSSDK.SimpleNotificationService" Version="3.7.400" />
-    <PackageReference Include="AWSSDK.SQS" Version="3.7.400" />
+    <PackageReference Include="AWSSDK.Core" Version="[3.7.400, 4.0.0)" />
+    <PackageReference Include="AWSSDK.SimpleNotificationService" Version="[3.7.400, 4.0.0)" />
+    <PackageReference Include="AWSSDK.SQS" Version="[3.7.400, 4.0.0)" />
   </ItemGroup>
 
   <ItemGroup>