Temporarily disable PPA builds (#243)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index cf4cf53..06a8c28 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,6 +9,7 @@
 
 jobs:
   release:
+    if: false
     runs-on: ubuntu-latest
     defaults:
       run: