chore(deps): update ms-vscode.cpptools (#403)

Co-authored-by: rjaegers <45816308+rjaegers@users.noreply.github.com>

Author: philips-software-forest-releaser[bot]

.devcontainer/devcontainer-metadata-vscode.json

@@ -11,7 +11,7 @@
           "matepek.vscode-catch2-test-adapter@4.12.0",
           "mhutchie.git-graph@1.30.0",
           "ms-vscode.cmake-tools@1.17.17",
-          "ms-vscode.cpptools@1.19.9",
+          "ms-vscode.cpptools@1.20.5",
           "ms-vsliveshare.vsliveshare@1.0.5918",
           "SonarSource.sonarlint-vscode@4.5.1",
           "xaver.clang-format@1.9.0"