Update src/nf/nf_layer_constructors.f90

Co-authored-by: Jeremie Vandenplas <jeremie.vandenplas@gmail.com>

Author: milancurcic

src/nf/nf_layer_constructors.f90

@@ -109,7 +109,7 @@ module function conv1d(filters, kernel_width, activation) result(res)
       !! ```
       !! use nf, only :: conv, layer
       !! type(layer) :: conv1d_layer
-      !! conv1d_layer = conv1d(filters=32, kernel_size=3)
+      !! conv1d_layer = conv(filters=32, kernel_size=3)
       !! ```
       integer, intent(in) :: filters
         !! Number of filters in the output of the layer