message: Move catch-all for data-plane codeowners to top of file
diff: # Specification
  #########
  +#########
  +# Codeowner assignments are made from the _last_ matching entry in CODEOWNERS, so catch-all entries must come first
  +#########
  +/specification/*/data-plane/ @Azure/api-stewardship-board
  +
  # PRLabel: %Cognitive Services
  /dev/cognitiveservices/data-plane/Language/ @assafi @rokulka @ChongTang @annatisch @heaths @deyaaeldeen @kristapratico @mssfang @Azure/api-stewardship-board
  /specification/**/resource-manager/**/readme.cli.md @jsntcy @qiaozha
  /specification/**/resource-manager/**/readme.go.md @ArcturusZhang
  /specification/**/resource-manager/**/readme.python.md @msyyc @BigCat20196
  -/specification/*/data-plane/ @Azure/api-stewardship-board
  