Release version 0.12.0

🚀 New components 🚀

• configauth package with the auth settings that can be used by receivers (#1807, #1808, #1809, #1810)
• perfcounters package that uses perflib for host metrics receiver (#1835, #1836, #1868, #1869, #1870)

💡 Enhancements 💡

• Remove queued_retry and enable otlp metrics receiver in default config (#1823, #1838)
• Add limit_percentage and spike_limit_percentage options to memorylimiter processor (#1622)
• hostmetrics receiver:
  • Collect additional labels from partitions in the filesystems scraper (#1858)
  • Add filters for mount point and filesystem type (#1866)
• Add cloud.provider semantic conventions (#1865)
• attribute processor: Add log support (#1783)
• Deprecate OpenCensus-based internal data structures (#1843)
• Introduce SpanID data type, not yet used in Protobuf messages ($1854, #1855)
• Enable otlp trace by default in the released docker image (#1883)
• tailsampling processor: Combine batches of spans into a single batch (#1864)
• filter processor: Update to use pdata (#1885)
• Allow MSI upgrades (#1914)

🧰 Bug fixes 🧰

• prometheus receiver: Print a more informative message about 'up' metric value (#1826)
• Use custom data type and custom JSON serialization for traceid (#1840)
• Skip creation of redundant nil resource in translation from OC if there are no combined metrics (#1803)
• tailsampling processor: Only send to next consumer once (#1735)
• Report Windows pagefile usage in bytes (#1837)
• Fix issue where Prometheus SD config cannot be parsed (#1877)