feat: default dotnet image to 8

Author: bednar

CHANGELOG.md

@@ -4,6 +4,9 @@
 
 ⚠️ Important Notice: Starting from this release, we won’t be listing every dependency change in our changelog. This helps us maintain the project faster and focus on important features for our InfluxDB client.
 
+### CI
+1. [#681](https://github.com/influxdata/influxdb-client-csharp/pull/681): Add build for `dotnet8`
+
 ## 4.18.0 [2024-09-13]
 
 ### Features:

Scripts/ci-test.sh

@@ -42,9 +42,9 @@ else
   TRX2JUNIT_VERSION="1.3.2"
 fi
 
-if [[ "$NET_TEST_VERSION" = "netcoreapp6.0" || "$NET_TEST_VERSION" = "netcoreapp7.0" ]]
+if [[ "$NET_TEST_VERSION" = "netcoreapp6.0" || "$NET_TEST_VERSION" = "netcoreapp7.0" || "$NET_TEST_VERSION" = "netcoreapp8.0" ]]
 then
-  TRX2JUNIT_VERSION="2.0.4"
+  TRX2JUNIT_VERSION="2.1.0"
 else
   dotnet sln remove Examples/ExampleBlazor/ExampleBlazor.csproj
 fi