Add missing arg in 02-transformers notebook (#5085)

* Add missing arg when creating model

* Fix typos

* Remove from_tf flag when creating model

notebooks/02-transformers.ipynb

@@ -221,7 +221,7 @@
    },
    "source": [
     "The code you saw in the previous section introduced all the steps required to do simple model invocation.\n",
-    "For more day-to-day usage, transformers provides you higher-level methods which will makes your NLP journey easier\n",
+    "For more day-to-day usage, transformers provides you higher-level methods which will makes your NLP journey easier.\n",
     "Let's improve our previous example"
    ]
   },
@@ -268,7 +268,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "As you can see above, the methode `encode_plus` provides a convenient way to generate all the required parameters\n",
+    "As you can see above, the method `encode_plus` provides a convenient way to generate all the required parameters\n",
     "that will go through the model. \n",
     "\n",
     "Moreover, you might have noticed it generated some additional tensors: \n",