Fix span and trace id typing

Author: fcollonval

opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/exemplar/exemplar.py

@@ -46,5 +46,5 @@ class Exemplar:
     filtered_attributes: Attributes
     value: Union[int, float]
     time_unix_nano: int
-    span_id: Optional[str] = None
-    trace_id: Optional[str] = None
+    span_id: Optional[int] = None
+    trace_id: Optional[int] = None

opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/exemplar/exemplar_reservoir.py

@@ -77,8 +77,8 @@ def __init__(self) -> None:
         self.__value: Union[int, float] = 0
         self.__attributes: Attributes = None
         self.__time_unix_nano: int = 0
-        self.__span_id: Optional[str] = None
-        self.__trace_id: Optional[str] = None
+        self.__span_id: Optional[int] = None
+        self.__trace_id: Optional[int] = None
         self.__offered: bool = False
 
     def offer(