Fix types

Author: onalante-ebay

include/xsimd/arch/xsimd_neon.hpp

@@ -3382,15 +3382,15 @@ namespace xsimd
         XSIMD_INLINE size_t count(batch_bool<T, A> const& self, requires_arch<neon>) noexcept
         {
             uint16x4_t narrowed = vmovn_u32(self);
-            uint64_t result = vget_lane_u64(vreinterpret_u64_u8(narrowed), 0);
+            uint64_t result = vget_lane_u64(vreinterpret_u64_u16(narrowed), 0);
             return xsimd::detail::popcount(result) / 16;
         }
 
         template <class A, class T, detail::enable_sized_t<T, 8> = 0>
         XSIMD_INLINE size_t count(batch_bool<T, A> const& self, requires_arch<neon>) noexcept
         {
             uint32x2_t narrowed = vmovn_u64(self);
-            uint64_t result = vget_lane_u64(vreinterpret_u64_u8(narrowed), 0);
+            uint64_t result = vget_lane_u64(vreinterpret_u64_u32(narrowed), 0);
             return xsimd::detail::popcount(result) / 32;
         }