Fix type promotion of u16 and u64

Signed-off-by: Jay Gu <jagu@nvidia.com>

Author: haijieg

changelog.d/fix-dtype-promotion.md

@@ -0,0 +1 @@
+- Fix a type promotion bug where the promoted dtype of uint16 and uint64 was incorrectly set to uint32.

scripts/check_license.py

@@ -10,6 +10,7 @@
     ".svg",
     "uv.lock",
     "LICENSES/",
+    "changelog.d/",
 ]
 
 max_lines_to_check = 10

src/cuda/tile/_datatype.py

@@ -340,7 +340,7 @@ class _DTypePromotionImpl:
      # b1, u8, u16, u32, u64, i8,  i16, i32, i64, f16, f32, f64, bf,  tf, f8e4m3fn, f8e5m2
      [b1,  u8,  u16, u32, u64, i8,  i16, i32, i64, f16, f32, f64, bf,  na,  na,       na],    # b1
      [u8,  u8,  u16, u32, u64, na,  na,  na,  na,  f16, f32, f64, bf,  na,  na,       na],    # u8
-     [u16, u16, u16, u32, u32, na,  na,  na,  na,  f16, f32, f64, bf,  na,  na,       na],    # u16
+     [u16, u16, u16, u32, u64, na,  na,  na,  na,  f16, f32, f64, bf,  na,  na,       na],    # u16
      [u32, u32, u32, u32, u64, na,  na,  na,  na,  f16, f32, f64, bf,  na,  na,       na],    # u32
      [u64, u64, u64, u64, u64, na,  na,  na,  na,  f16, f32, f64, bf,  na,  na,       na],    # u64
      [i8,  na,  na,  na,  na,  i8,  i16, i32, i64, f16, f32, f64, bf,  na,  na,       na],    # i8