Field "allocated" must be required In the shared budget schema

Purpose/Overview:

Return clear error, when user don't provide "allocated" for new created Budget.

Requirements/Scope:

1. Don't allow creating new budget without provided "allocated".

Approach:

"allocated" field must be required in the ramls/acq-models/mod-finance/schemas/shared_budget.json

Acceptance criteria:

• No need to increase API Major version should be change "finance.budgets", because in previous release it was required
• "allocated" is required
• Sub-modules updated