Update wrappers.jl

Fix incorrect definition of m and n in gemv_strided_batched!

lib/cublas/wrappers.jl

@@ -462,9 +462,9 @@ for (fname, fname_64, eltyin, eltyout) in (
             if size(A, 3) != size(x, 2) || size(A, 3) != size(y, 2)
                 throw(DimensionMismatch("Batch sizes must be equal for all inputs"))
             end
-            m = size(A, trans == 'N' ? 1 : 2)
-            n = size(A, trans == 'N' ? 2 : 1)
-            if m != size(y, 1) || n != size(x, 1)
+            m = size(A, 1)
+            n = size(A, 2)
+            if size(y, 1) != (trans == 'N' ? m : n) || size(x, 1) != (trans == 'N' ? n : m)
                 throw(DimensionMismatch("A has dimension $(size(A)), x has dimension $(size(x)), y has dimension $(size(y))"))
             end