API:move use of maybe_convert_numeric_to_64bit to IntervalArray._simple_new

Author: topper-123

pandas/core/arrays/interval.py

@@ -274,7 +274,6 @@ def __new__(
 
             # might need to convert empty or purely na data
             data = _maybe_convert_platform_interval(data)
-            data = maybe_convert_numeric_to_64bit(data)
             left, right, infer_closed = intervals_to_interval_bounds(
                 data, validate_closed=closed is None
             )
@@ -327,7 +326,10 @@ def _ensure_simple_new_inputs(
         from pandas.core.indexes.base import ensure_index
 
         left = ensure_index(left, copy=copy)
+        left = maybe_convert_numeric_to_64bit(left)
+
         right = ensure_index(right, copy=copy)
+        right = maybe_convert_numeric_to_64bit(right)
 
         if closed is None and isinstance(dtype, IntervalDtype):
             closed = dtype.closed