0.0.6 Release

061adad Delete website_docs (#585)
a02868f Stale bot setup (#583)
3a7f7f7 Update SemConv (#581)
e0f012f Update insecure environment variables as per spec (#580)
1578568 [website_docs] Fix page meta links and rename file (#578)
09cecbe Making a note about the contrib repo (#575)
d2a9023 Refactor Environment Variable Handling (#561)
7335c41 Bring Jaeger Thrift Span Converter up to Spec (#556)
82eb382 fixing psalm error (#560)
13717d3 Some incremental progress on Jaeger spec compliance (#555)
61c8465 Add PhpMetrics (#554)
0f17e55 Move resource detection out of ResourceInfo (#537)