#34234 normalize(a) for multidimensional arrays (#34239)
* Add support normalize multi dim arrays
* remove trailing whitespace from test
* var name v => a for inner function
* Update normalize tests
Case for OffsetArray where A[1] would fail but
first(A) would not. Also some more test cases to
compare with the vector case
* add NEWS item
* make docstring example w/ array more julia-thonic
* reduce redundant test cases
* add test for normalize on Int64 array
* add 0 1 and high dim test cases
