test: remove out of scope tests

These should be in stableswap-ng repo if anything

Author: AlbertoCentonze

.github/workflows/test.yaml

@@ -22,7 +22,6 @@ jobs:
           - "tests/amm"
           - "tests/lending"
           - "tests/stableborrow"
-          - "tests/swap"
         venom:
           - { name: "standard mode", value: false }
           # - { name: "venom mode", value: true }

.gitignore

@@ -23,4 +23,5 @@ venv
 .venv
 prof
 .prof
-.pytest_cache
+.pytest_cache
+AGENTS.md