fix: fix CSM-016 for real (previous commit was 015)

config/config.exs

@@ -6,6 +6,7 @@ config :bds,
 config :bds, BDS.Repo,
   database: Path.expand("../priv/data/bds_dev.db", __DIR__),
   pool_size: 5,
+  journal_mode: :wal,
   busy_timeout: 15_000,
   log: false,
   stacktrace: true,

config/test.exs

@@ -4,6 +4,7 @@ config :bds, BDS.Repo,
   database: Path.expand("../priv/data/bds_test.db", __DIR__),
   pool: Ecto.Adapters.SQL.Sandbox,
   pool_size: 5,
+  journal_mode: :wal,
   busy_timeout: 15_000
 
 config :logger, level: :warning