Pyramid-zipkin

------------------
- Bump from 3.0.0 to fix build

------------------
- Generate 128-bit trace IDs by default. 64-bit trace IDs will be transparently
forwarded if received in the X-B3-TraceId header.
- Remove support for '0x' and '-0x' prefixes in trace IDs
- Remove the `zipkin.trace_id_generator` setting

-------------------
- Use environ dict object from request object to populate zipin span attributes

-------------------
- Requires Python >= 3.8
- Adds OTels semantic conventions for http server span attributes
- `http.request.method`
- `network.protocol.version`
- `url.path`
- `server.address`
- `server.port`
- `url.scheme`
- `user_agent.original`
- `url.query`
- `client.address`
- `http.response.status_code`
- `otel.status_code`
- `otel.library.name`
- `otel.library.version`
- Adds the Zipkin Annotation (OTel Event) when an exception occures as the type of exception
- Adds `exception.stacktrace` as an attribute if an exception occurs

-------------------
- Handle exceptions during request processing to set response_status_code=500 and error.type

-------------------
- Use V2_JSON zipkin encoding by default
- Updated README.md