ci: run integration tests against next branches

Signed-off-by: Robert Pack <robstar.pack@gmail.com>

Author: roeap

.github/workflows/build.yml

@@ -4,7 +4,7 @@ on:
   push:
     branches: [main, "rust-v*"]
   pull_request:
-    branches: [main, "rust-v*"]
+    branches: [main, "rust-v*", next, next/*]
   merge_group:
 
 env:

.github/workflows/python_build.yml

@@ -5,7 +5,7 @@ on:
   push:
     branches: [main]
   pull_request:
-    branches: [main]
+    branches: [main, next, next/*]
 
 defaults:
   run: