Remove old build script

.build.yml

@@ -1,16 +0,0 @@
-image: alpine/edge
-packages:
-  - python3
-  - py3-setuptools
-secrets:
-  - 88b90083-3598-4b5d-b3dd-3861add21a7d
-sources:
-  - https://git.sr.ht/~ihabunek/toot
-  - https://git.sr.ht/~ihabunek/annotatepy
-tasks:
-  - annotate: |
-      cd annotatepy
-      python3 setup.py install --user
-      cd ../toot
-      ~/.local/bin/annotatepy toot > annotations.json
-      ../upload-annotations annotations.json ihabunek toot