Update steps to remove custom dashboards

dash-apm-python/index.json

@@ -44,17 +44,13 @@
         "title": "Enabling monitors",
         "text": "step_9.md"
       },
-      {
-        "title": "Setup custom dashboard",
-        "text": "step_10.md"
-      },
       {
         "title": "Introducing failures",
-        "text": "step_11.md"
+        "text": "step_10.md"
       },
       {
         "title": "Restart stopped service",
-        "text": "step_12.md"
+        "text": "step_11.md"
       }
     ],
     "intro": {

dash-apm-python/step_10.md

@@ -0,0 +1,5 @@
+Before continuing to the next step please be sure to restart the `pumps` service.
+
+`docker-compose start pumps`.
+
+You may close the new terminal window you have opened in the previous step.

dash-apm-python/step_11.md

@@ -1,7 +0,0 @@
-In this phase we are going to introduce a service failure.
-
-Open a new terminal window and run:
-
-`docker-compose stop pumps`
-
-to cause the `pumps` service to stop.

dash-apm-python/step_12.md

@@ -1,5 +0,0 @@
-Before continuing to the next step please be sure to restart the `pumps` service.
-
-`docker-compose start pumps`.
-
-You may close the new terminal window you have opened in the previous step.

dash-apm-python/step_9.md

@@ -0,0 +1,7 @@
+In this phase we are going to introduce a service failure.
+
+Open a new terminal window and run:
+
+`docker-compose stop pumps`
+
+to cause the `pumps` service to stop.