Add MTA dependency graph endpoints (deployed MTA and descriptor-based) - #1933

Add MTA dependency graph endpoints (deployed MTA and descriptor-based)#1933

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vkalapov:feature/LMCROSSITXSADEPLOY-3717-dependency-graphvkalapov/multiapps-controller:feature/LMCROSSITXSADEPLOY-3717-dependency-graphCopy head branch name to clipboard