fix: fix docstring

GNNGraphs/src/sampling.jl

@@ -117,8 +117,9 @@ function sample_neighbors(g::GNNGraph{<:COO_T}, nodes, K = -1;
     return gnew
 end
 
+
 """
-    induced_subgraph(graph::GNNGraph, nodes::Vector{Int})
+    induced_subgraph(graph, nodes)
 
 Generates a subgraph from the original graph using the provided `nodes`. 
 The function includes the nodes' neighbors and creates edges between nodes that are connected in the original graph. 
@@ -127,12 +128,12 @@ Returns A new `GNNGraph` containing the subgraph with the specified nodes and th
 
 # Arguments
 
-- `graph::GNNGraph`. The original graph containing nodes, edges, and node features.
-- `nodes::Vector{Int}. A vector of node indices to include in the subgraph.
-
+- `graph`. The original GNNGraph containing nodes, edges, and node features.
+- `nodes``. A vector of node indices to include in the subgraph.
+     
 # Examples
 
-```jldoctest
+```julia
 julia> s = [1, 2]
 2-element Vector{Int64}:
  1
@@ -167,6 +168,7 @@ GNNGraph:
         x = 32×2 Matrix{Float32}
   edata:
         e = 1-element Vector{Float32}
+```
 """
 function Graphs.induced_subgraph(graph::GNNGraph, nodes::Vector{Int})
     if isempty(nodes)