Fix "File must end with a newline"

Author: chorman0773

src/types/numeric.md

@@ -98,4 +98,4 @@ A floating-point value is represented the same as a value of the unsigned intege
 r[type.numeric.repr.float-format]
 The [IEEE 754-2019] `binary32` format is used for `f32`, and the `binary64` format is used for `f64`.
 
-[IEEE 754-2019]: https://ieeexplore.ieee.org/document/8766229
+[IEEE 754-2019]: https://ieeexplore.ieee.org/document/8766229