azure-storage-blob Readme and Samples Issues

[v-xuto]

Section link:

Suggestion:
Missing title "create a container" in examples summary.
2.
Section link:

Suggestion:
The container name we should delete is "containerforbatchblobdelete", not 'containerforbatchblobdeletesasync'.

[v-xuto]

@jongio please review.

[mayurid]

@xiafu-msft and @amishra-dev to help traige

[xiafu-msft]

Hi @v-xuto

Thanks for catching this and the pr! It looks good to me!

[xiafu-msft]

I'm gonna close this issue for now since you've helped fix it ^_^ We can reopen it if you have any concern! Thanks again