Release v1.5.0

[Jon Foust]

# v1.5.0

This is the 1.5.0 release of Open Match.

Check the [official website](https://open-match.dev) for details on features, installation and usage.

Release Notes
-------------

**Feature Highlights**
- New parameters for monitoring ticket behavior in open-match added (#1482) with dashboards included (#1501)
- Provision to add custom annotations for service accounts #1469
- Website www.open-match.dev is now indexed in google search engine #1453

**Breaking Changes**
- Added 'Persistent Field' to tickets to ensure metadata persistence during backfill #1426  
- Fix: Added documentation to delete open-match namespace in helm to clean old tickets data #1477
- The helm chart versions of telemetry components are updated. #1462

Chart | Current  | Updating to
------------- | ------------- | -------------
Prometheus | 9.2.0 | 15.8.7
Grafana | 4.0.1 | 6.29.3
Jaeger | 0.13.3 | 0.56.5


**Security Fixes**
- Default value of `assignDeleteTimeout` nullify the chances of unexpected behaviour #1465
- Package updation github.com/gogo/protobuf due to security vulnerability #1459

**Enhancements**
- Code implementation of execution workflow in WatchAssignment is refined #1472
- Documentation updated for tutorial instructions to try on latest stable release branch #1470

Usage Requirements
-------------
- Kubernetes Version >= 1.22
- Golang Version >= v1.15
- Helm Version >= 3.8

Installation
------------

* Follow [Open Match Installation Guide](https://open-match.dev/site/docs/installation/) to setup Open Match in your cluster.

API Definitions
------------

- gRPC API Definitions are available in [API references](https://open-match.dev/site/docs/reference/api/) - _Preferred_
- HTTP API Definitions are available in [SwaggerUI](https://open-match.dev/site/swaggerui/index.html)