[DASH] Query support for ADMIN_STATE and IS_HA_FLOW_OWNER attributes

[vivekrnv]

What I did

Query these attributes before programming

Why I did it

Not all vendors support these attributes

How I verified it

Apply HA_SCOPE and ENI configuration and verify

|q|attribute_capability|SAI_OBJECT_TYPE_SWITCH:oid:0x21000000000000|OBJECT_TYPE=SAI_OBJECT_TYPE_HA_SCOPE|ATTR_ID=SAI_HA_SCOPE_ATTR_ADMIN_STATE
|Q|attribute_capability|SAI_STATUS_SUCCESS|OBJECT_TYPE=SAI_OBJECT_TYPE_HA_SCOPE|ATTR_ID=SAI_HA_SCOPE_ATTR_ADMIN_STATE|CREATE_IMP=false|SET_IMP=false|GET_IMP=false
|c|SAI_OBJECT_TYPE_HA_SCOPE:oid:0x12008000000021|SAI_HA_SCOPE_ATTR_HA_SET_ID=oid:0x11008000000020|SAI_HA_SCOPE_ATTR_DASH_HA_ROLE=SAI_DASH_HA_ROLE_ACTIVE

|q|attribute_capability|SAI_OBJECT_TYPE_SWITCH:oid:0x21000000000000|OBJECT_TYPE=SAI_OBJECT_TYPE_ENI|ATTR_ID=SAI_ENI_ATTR_IS_HA_FLOW_OWNER
|Q|attribute_capability|SAI_STATUS_SUCCESS|OBJECT_TYPE=SAI_OBJECT_TYPE_ENI|ATTR_ID=SAI_ENI_ATTR_IS_HA_FLOW_OWNER|CREATE_IMP=false|SET_IMP=false|GET_IMP=false
|c|SAI_OBJECT_TYPE_ENI:oid:0x7008000000025|SAI_ENI_ATTR_VNET_ID=oid:0xe008000000022|SAI_ENI_ATTR_ADMIN_STATE=true|SAI_ENI_ATTR_VM_UNDERLAY_DIP=25.1.1.1|SAI_ENI_ATTR_VM_VNI=4321|SAI_ENI_ATTR_PL_UNDERLAY_SIP=3.2.1.0|SAI_ENI_ATTR_PL_SIP=::d107:64:ff71:0:0|SAI_ENI_ATTR_PL_SIP_MASK=::ffff:ffff:ffff:0:0|SAI_ENI_ATTR_HA_SCOPE_ID=oid:0x12008000000021

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