readthedocs: fix 'The configuration key "build.image" is deprecated'

builds are failing because support for deprecated “build.image” is
fully removed by readthedocs, need to use "build.os" instead.

ref: https://blog.readthedocs.com/use-build-os-config/
error: https://readthedocs.org/projects/teuthology/builds/22250705/

Signed-off-by: Vallari Agrawal <val.agl002@gmail.com>

diff --git a/.readthedocs.yml b/.readthedocs.yml
index 66f140c890183e2b4e294d18e8241e0d6669cdc8..99eab70f5982b6522da977b5b5f6ba57a4dbf41a 100644 (file)
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,9 +5,10 @@
 version: 2
 formats: []
 build:
-  image: latest
+  os: ubuntu-22.04
+  tools:
+    python: "3.7"
 python:
-  version: 3.7
   install:
     - method: pip
       path: .