tests: align pydantic with openai-agents

Author: nagkumar91

instrumentation-genai/opentelemetry-instrumentation-openai-agents-v2/tests/requirements.latest.txt

@@ -37,7 +37,7 @@
 # the newest supported version of external dependencies.
 
 openai-agents==0.3.3
-pydantic==2.8.2
+pydantic==2.10.8
 httpx==0.27.2
 Deprecated==1.2.14
 importlib-metadata==6.11.0

instrumentation-genai/opentelemetry-instrumentation-openai-agents-v2/tests/requirements.oldest.txt

@@ -16,7 +16,7 @@
 # the oldest supported version of external dependencies.
 
 openai-agents==0.3.3
-pydantic==2.8.2
+pydantic==2.10.8
 httpx==0.27.2
 Deprecated==1.2.14
 importlib-metadata==6.11.0