Merge pull request #7585 from ornellaalt/buildtools

Close #6102

Author: PRMerger16

docs/install/build-tools-container.md

@@ -68,7 +68,7 @@ Save the following example Dockerfile to a new file on your disk. If the file is
    ADD https://aka.ms/vs/15/release/vs_buildtools.exe C:\TEMP\vs_buildtools.exe
 
    # Install Build Tools with the Microsoft.VisualStudio.Workload.AzureBuildTools workload, excluding workloads and components with known issues.
-   RUN C:\TEMP\vs_buildtools.exe --quiet --wait --norestart --nocache `
+   RUN start /wait C:\TEMP\vs_buildtools.exe --quiet --wait --norestart --nocache `
        --installPath C:\BuildTools `
        --add Microsoft.VisualStudio.Workload.AzureBuildTools `
        --remove Microsoft.VisualStudio.Component.Windows10SDK.10240 `