add license to docs footer

docs/source/conf.py

@@ -4,7 +4,7 @@
 import datetime
 
 project = "garak"
-copyright = f"2023-{datetime.datetime.now().year}, NVIDIA Corporation"
+copyright = f"2023-{datetime.datetime.now().year}, NVIDIA Corporation. Content provided under Apache License 2.0."
 author = "Leon Derczynski"
 
 # -- General configuration

garak/probes/badchars.py

@@ -113,7 +113,7 @@ class BadCharacters(garak.probes.Probe):
     """Imperceptible perturbations mixing invisible chars, homoglyphs, swaps, deletions.
 
     Implements the paper's full spectrum of adversarial perturbations by generating prompt variants that insert invisible Unicode,
-        swap characters with bidi tricks, substitute homoglyphs, and inject deletions/backspaces.
+    swap characters with bidi tricks, substitute homoglyphs, and inject deletions/backspaces.
     The goal is to stress refusal policies with subtle transformations that should remain semantically equivalent to the original payloads.
     """