pin dotnetRuntimeVersions & aspNetCoreRuntimeVersions

Author: samruddhikhandale

src/universal/.devcontainer/devcontainer.json

@@ -11,8 +11,10 @@
         },
         "ghcr.io/devcontainers/features/dotnet:2": {
             "version": "8.0",
-            "dotnetRuntimeVersions": "7.0",
-            "aspNetCoreRuntimeVersions": "7.0"
+			// Temporarily pinning as the dotnet-install script is flakey (attempts to install bits of 7.0.19 of Runtime, but 7.0.18 of Core & Runtime)
+			// See https://github.com/devcontainers/images/actions/runs/9083566665/job/24962519615?pr=1065#step:3:6146
+            "dotnetRuntimeVersions": "7.0.18", 
+            "aspNetCoreRuntimeVersions": "7.0.18"
         },
         "ghcr.io/devcontainers/features/hugo:1": {
             "version": "latest"