chore(deps): update dependency polly to 8.6.5

Author: renovate-bot

cloud-sql/mysql/CloudSql.csproj

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Google.Cloud.Diagnostics.AspNetCore3" Version="5.3.0" />
     <PackageReference Include="MySql.Data" Version="9.5.0" />
-    <PackageReference Include="Polly" Version="8.6.4" />
+    <PackageReference Include="Polly" Version="8.6.5" />
   </ItemGroup>
 
   <ItemGroup>

cloud-sql/postgres/CloudSql.csproj

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Google.Cloud.Diagnostics.AspNetCore3" Version="5.3.0" />
     <PackageReference Include="Npgsql" Version="9.0.4" />
-    <PackageReference Include="Polly" Version="8.6.4" />
+    <PackageReference Include="Polly" Version="8.6.5" />
   </ItemGroup>
 
   <ItemGroup>

cloud-sql/sql-server/CloudSql.csproj

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Google.Cloud.Diagnostics.AspNetCore3" Version="5.3.0" />
     <PackageReference Include="Microsoft.Data.SqlClient" Version="6.1.4" />
-    <PackageReference Include="Polly" Version="8.6.4" />
+    <PackageReference Include="Polly" Version="8.6.5" />
   </ItemGroup>
 
   <ItemGroup>