Add proposalId filter to analytics endpoints and update ProposalStatus enum

[Andre-Diamond]

• Introduced a new proposalId query parameter across multiple analytics endpoints to allow filtering by specific proposal IDs.
• Updated the ProposalStatus enum in the schema to include a new status DROPPED.
• Adjusted related models and response interfaces to accommodate these changes.

[Andre-Diamond]

refactor: update cron job schedules for DRep and epoch analytics syncs

• Adjusted DRep inventory sync to run hourly at :02 instead of :05
• Changed DRep info full refresh to run hourly at :22 instead of :15
• Updated epoch totals sync to run hourly at :12 instead of :10
• Modified DRep lifecycle events to run hourly at :37 instead of :25
• Altered pool group mappings to run hourly at :47 instead of :30
• Set missing epochs backfill to run every 6 hours at :33 instead of :00
• Changed DRep delegation change sync to run hourly at :57 instead of :40

refactor: update default schedules in job files to match new timings

• Updated default cron schedules in respective job files to reflect new timings for DRep and epoch analytics syncs.

feat: implement epoch totals completeness checks

• Added functions to check for incomplete epoch totals and determine if completeness is required based on epoch number.
• Integrated completeness checks into the sync process for epoch totals and missing epochs.

feat: enhance proposal ingestion with metadata handling

• Introduced logic to backfill missing proposal metadata fields during ingestion.
• Added a new function to finalize proposal status after vote sync, ensuring accurate status updates post-ingestion.

fix: ensure proper handling of proposal statuses during sync-on-read

• Updated sync-on-read logic to apply intended proposal statuses only after successful vote sync.