only build the html format on RTD

basnijholt · basnijholt · commit 0586cb587924 · 2018-10-18T17:48:18.000+02:00
diff --git a/readthedocs.yml b/readthedocs.yml
@@ -1,2 +1,3 @@
 conda:
     file: docs/environment.yml
+    formats: []
