Adding model task in MD tags

[kumar-shivam-ranjan]

This PR is intended to add model specific task tag in Model deployment tags while creation of model deployment.
This will reduce number of api calls in client to get the model tags for Model deployment.

Curl command to test:

curl --location 'http://localhost:8888/aqua/deployments' \
--header 'Content-Type: application/json' \
--header 'Cookie: _xsrf=2|e9946301|bf91d5ae9f5db1d274d94b27e85a9e0c|1729063791; username-localhost-8888=2|1:0|10:1729063791|23:username-localhost-8888|196:eyJ1c2VybmFtZSI6ICIwYzE2NDliMGMxZjc0NmViYjdhMmFhNDAyZTVjMGFhOSIsICJuYW1lIjogIkFub255bW91cyBUYXlnZXRlIiwgImRpc3BsYXlfbmFtZSI6ICJBbm9ueW1vdXMgVGF5Z2V0ZSIsICJpbml0aWFscyI6ICJBVCIsICJjb2xvciI6IG51bGx9|620ae24da6b946a64d69e881d8934756fcbb805a109cb7b71561417cdb8bc20d' \
--data '{
    "compartment_id": "ocid1.compartment.oc1...<ocid>",
    "display_name": "gemma-2b-it-md",
    "instance_count": 1,
    "bandwidth_mbps": 10,
    "model_id": "ocid1.datasciencemodel.oc1.iad...<ocid>",
    "instance_shape": "VM.GPU.A10.1"
}'

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