chore(deps): update dotnet monorepo to v7

Author: renovate[bot]

latest/Dockerfile.amd64

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:6.0-alpine@sha256:276d13b4ffdcc8aeecfe239d195c2988b040043c88884fc29fc476f9920afc9b as build
+FROM mcr.microsoft.com/dotnet/sdk:7.0-alpine@sha256:bc3c3df09de901501f94b2355dc77239d5d12f4236c6f0fad6338fcc4b9e5bde as build
 
 # renovate: depName=https://github.com/microsoft/wopi-validator-core depBranch=main
 ENV WOPI_VALIDATOR_VERSION="${WOPI_VALIDATOR_VERSION:-4c995a0d8c32ed5f55cac1dd3209d2450e12725c}"
@@ -12,7 +12,7 @@ WORKDIR /app/
 RUN dotnet build -c Release
 RUN find /app/src/WopiValidator/bin/Release
 
-FROM mcr.microsoft.com/dotnet/runtime:6.0-alpine@sha256:224b03e9fcbd1247b095114bc472f0bd6d280d65efae74a14fd3be2aa66261aa
+FROM mcr.microsoft.com/dotnet/runtime:7.0-alpine@sha256:8f709ac01317649d2af89f501692834e07b966e78b74da2473ba14a49fea4b11
 
 LABEL maintainer="ownCloud GmbH <[email protected]>"
 LABEL org.opencontainers.image.authors="ownCloud DevOps <[email protected]>"