fix up licence and dockerfile

Signed-off-by: Neil South <[email protected]>

Author: neildsouth

Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM mcr.microsoft.com/dotnet/sdk:6.0-jammy as build
+FROM mcr.microsoft.com/dotnet/sdk:8.0-jammy as build
 
 # Install the tools
 RUN dotnet tool install --tool-path /tools dotnet-trace

doc/dependency_decisions.yml

@@ -586,6 +586,7 @@
       - 8.0.1
       - 8.0.2
       - 8.0.3
+      - 8.0.5
     :when: 2022-10-14T23:37:16.793Z
     :who: mocsharp
     :why: MIT (https://github.com/dotnet/runtime/raw/main/LICENSE.TXT)