Update for get started samples (openvinotoolkit#10975)

* Update for get started samples

* Update docs/get_started/get_started_demos.md

Co-authored-by: Yuan Xu <[email protected]>

* Update docs/get_started/get_started_demos.md

Co-authored-by: Yuan Xu <[email protected]>

* Update docs/get_started/get_started_demos.md

Co-authored-by: Yuan Xu <[email protected]>

* formatting

* rewording

* fix links

* fix formatting

* Update docs/get_started/get_started_demos.md

Co-authored-by: Yuan Xu <[email protected]>

* Update docs/get_started/get_started_demos.md

Co-authored-by: Yuan Xu <[email protected]>

* replace squeezenet1.1 with googlenet-v1

* GoogleNet v1 Caffe* model

Co-authored-by: Yuan Xu <[email protected]>