move part of HW0 Step 1 into a hint

Author: afeld

hw_0.ipynb

@@ -161,11 +161,16 @@
     "- Be ready, willing and able to work immediately\n",
     "- Be actively seeking work\n",
     "\n",
-    "The program should then print `\"You are eligible\"` or `\"You are not eligible\"`. You will need:\n",
+    "The program should then print `\"You are eligible\"` or `\"You are not eligible\"`.\n",
+    "\n",
+    "<details>\n",
+    "<summary><strong>Hint</strong></summary>\n",
+    "You will need:\n",
     "\n",
     "- `input()`s\n",
     "- `int()`\n",
-    "- Conditional(s)"
+    "- Conditional(s)\n",
+    "</details>"
    ]
   },
   {