August 2025 release.

### Logs

- Improve concurrency safety description of `LogRecordProcessor.OnEmit`.

([#4578](#4578))
- Clarify that `SeverityNumber` values are used when comparing
severities.

([#4552](#4552))

### Entities

- Mention entity references in the stability guarantees.

([#4593](#4593))

### OpenTelemetry Protocol

- Clarify protocol defaults on specification.

([#4585](#4585))

### Compatibility

- Flexibilie escaping of characters that are discouraged by Prometheus
Conventions
  in Prometheus exporters.

([#4533](#4533))
- Flexibilize addition of unit/type related suffixes in Prometheus
exporters.

([#4533](#4533))
- Define the configuration option "Translation Strategies" for
Prometheus exporters.

([#4533](#4533))
- Define conversion of Prometheus native histograms to OpenTelemetry
exponential histograms.

([#4561](#4561))
- Clarify what to do when scope attribute conflicts with name, version
and schema URL.

([#4599](#4599))

### SDK Configuration

- Enum values provided via environment variables SHOULD be interpreted
in a case-insensitive manner.

([#4576](#4576))

Co-authored-by: Armin Ruech <7052238+arminru@users.noreply.github.com>