Guide for Stellar smart contract init templates (#806)

* Created and Written DOcumentation for soroban contract init template

* Editorial & formatting

* Update soroban-contract-init-template.mdx

Added a section explaining how to use the bindings

* Implemented Suggestions

Editorial suggestions implemented where necessary

* put alias in back-ticks

* Update soroban-contract-init-template.mdx

Issues fixed

* Update soroban-contract-init-template.mdx

Final issues resolved hopefully

* Update soroban-contract-init-template.mdx

Fixing more errors

* formatting

* formatting again

* Update soroban-contract-init-template.mdx

Updated the script for starting the template

---------

Co-authored-by: Bri <[email protected]>
Co-authored-by: Elliot Voris <[email protected]>