datadog_trace 0.80.0

### Added

### Changed
- Make sampling priorities public API again #1742

### Fixed
- Fix behaviour of return false in trace hooks #1749
- Handle non-binaries in installer #1743
- Fix mishandling of payload size limit #1750

### Internal changes


## Profiling (v0.10.1)

### Fixed
- Match the service names of the tracer when unset or empty #1733
- Avoid crashing when pcntl_fork is called #1745

## Application Security Monitoring (v0.4.3)

### Fixed
- Return error response in helper when incoming message can't be unpacked DataDog/dd-appsec-php#120
- Avoid creating a log file during MINIT/MSHUTDOWN DataDog/dd-appsec-php#124
- Handle helper errors gracefully DataDog/dd-appsec-php#127
- Reset context on shutdown DataDog/dd-appsec-php#130
- Handle errors on request shutdown DataDog/dd-appsec-php#132

### Internal changes
- Enable CI on all relevant branches DataDog/dd-appsec-php#123