fix token state json and mistral tokenizer issue (#3522) [skip ci]

* fix token state json and mistral tokenizer issue

* centralize constants

* forgot to commit constants file

* Fix weakref in pickling relora state dict

* make curl a bit quieter so it doesn't log 2K lines

* fix path traversal for olmoe test

* more test fixes that weren't flagged previously

* chore: lint

* skip tests that fail b/c of OutOfResources

* scattermoe as slow tests

* update fbgemm-genai for torch 2.10

tests/e2e/integrations/test_scattermoe_lora_olmoe.py

@@ -933,7 +933,7 @@ class TestKernelizeIntegration:
     def _get_repo_path():
         """Get the path to scattermoe_lora within axolotl's plugin."""
         return (
-            Path(__file__).parent.parent.parent
+            Path(__file__).parent.parent.parent.parent
             / "src"
             / "axolotl"
             / "integrations"
@@ -1219,7 +1219,7 @@ class TestSharedExpertHandling:
 
         # Kernelize
         repo_path = (
-            Path(__file__).parent.parent.parent
+            Path(__file__).parent.parent.parent.parent
             / "src"
             / "axolotl"
             / "integrations"