2025 State of the Observability Ecosystem Report

[alolita]

Doc Link: https://docs.google.com/document/d/15IKYFxKVfrto733fDvCcqU_xb9ksZDClL4jEZJp84Xo/edit?usp=sharing

Related to TOC request: See issue

Target Completion Date: March 1 2025 (before KubeCon EU 2025 April 1-5)

cc: @halcyondude @manolama @vjsamuel @henrikrexed