fix(curriculum): remove hidden tests in N queens lab (#65949)

curriculum/challenges/english/blocks/lab-n-queens-problem/68dbc6b7e8f794a2ae69bc74.md

@@ -80,7 +80,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert dfs_n_queens(1) == [[0]]
-  assert dfs_n_queens(5) == [[0, 2, 4, 1, 3], [0, 3, 1, 4, 2], [1, 3, 0, 2, 4], [1, 4, 2, 0, 3], [2, 0, 3, 1, 4], [2, 4, 1, 3, 0], [3, 0, 2, 4, 1], [3, 1, 4, 2, 0], [4, 1, 3, 0, 2], [4, 2, 0, 3, 1]]
 `) })
 ```
 
@@ -89,7 +88,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert dfs_n_queens(2) == []
-  assert dfs_n_queens(5) == [[0, 2, 4, 1, 3], [0, 3, 1, 4, 2], [1, 3, 0, 2, 4], [1, 4, 2, 0, 3], [2, 0, 3, 1, 4], [2, 4, 1, 3, 0], [3, 0, 2, 4, 1], [3, 1, 4, 2, 0], [4, 1, 3, 0, 2], [4, 2, 0, 3, 1]]
 `) })
 ```
 
@@ -98,7 +96,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert dfs_n_queens(3) == []
-  assert dfs_n_queens(5) == [[0, 2, 4, 1, 3], [0, 3, 1, 4, 2], [1, 3, 0, 2, 4], [1, 4, 2, 0, 3], [2, 0, 3, 1, 4], [2, 4, 1, 3, 0], [3, 0, 2, 4, 1], [3, 1, 4, 2, 0], [4, 1, 3, 0, 2], [4, 2, 0, 3, 1]]
 `) })
 ```
 
@@ -107,7 +104,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert dfs_n_queens(4) == [[1, 3, 0, 2], [2, 0, 3, 1]]
-  assert dfs_n_queens(5) == [[0, 2, 4, 1, 3], [0, 3, 1, 4, 2], [1, 3, 0, 2, 4], [1, 4, 2, 0, 3], [2, 0, 3, 1, 4], [2, 4, 1, 3, 0], [3, 0, 2, 4, 1], [3, 1, 4, 2, 0], [4, 1, 3, 0, 2], [4, 2, 0, 3, 1]]
 `) })
 ```
 
@@ -116,7 +112,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert dfs_n_queens(5) == [[0, 2, 4, 1, 3], [0, 3, 1, 4, 2], [1, 3, 0, 2, 4], [1, 4, 2, 0, 3], [2, 0, 3, 1, 4], [2, 4, 1, 3, 0], [3, 0, 2, 4, 1], [3, 1, 4, 2, 0], [4, 1, 3, 0, 2], [4, 2, 0, 3, 1]]
-  assert dfs_n_queens(3) == []
 `) })
 ```
 
@@ -125,7 +120,6 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert len(dfs_n_queens(5)) == 10
-  assert len(dfs_n_queens(6)) == 4
 `) })
 ```
 
@@ -134,8 +128,15 @@ The function should return a list of solutions, where each solution is a list of
 ```js
 ({ test: () => runPython(`
   assert len(dfs_n_queens(8)) == 92
-  assert len(dfs_n_queens(5)) == 10
+`) })
+```
 
+`dfs_n_queens` should return the correct result.
+
+```js
+({ test: () => runPython(`
+  assert len(dfs_n_queens(7)) == 40
+  assert dfs_n_queens(6) == [[1, 3, 5, 0, 2, 4], [2, 5, 1, 4, 0, 3], [3, 0, 4, 1, 5, 2], [4, 2, 0, 5, 3, 1]]
 `) })
 ```