fix a spacing issue and a couple of typos

Signed-off-by: Emily Rodriguez <[email protected]>

courses/advanced/11.md

@@ -23,7 +23,7 @@ This tool was installed alongside InSpec when you ran the `./build-lab.sh` scrip
 
 #### SAF CLI Capabilities
 
-The SAF CLI has more commands then we can comfortably explain in this class. Some are listed in this diagram, but you can see all of them on the [SAF CLI documentation](https://saf-cli.mitre.org/).
+Some SAF CLI capabilities are listed in this diagram, but you can see all of them on the [SAF CLI documentation](https://saf-cli.mitre.org/).
 
 In addition to the documentation site, you can view the SAF CLI's capabilities by running:
 
@@ -90,7 +90,7 @@ Let's add two steps to our pipeline to use the SAF CLI to understand our InSpec
 - name: VERIFY - Ensure the scan meets our results threshold
   uses: mitre/saf_action@v1             # check if the pipeline passes our defined threshold
   with:
-  command_string: "validate threshold -i results/pipeline_run.json -F threshold.yml"
+    command_string: "validate threshold -i results/pipeline_run.json -F threshold.yml"
 ```
 @tab `pipeline.yml` after adding verify steps
 ``` yaml
@@ -152,7 +152,7 @@ jobs:
         with:
           path: results/pipeline_run.json
 
-	  - name: VERIFY - Display our results summary 
+      - name: VERIFY - Display our results summary 
         uses: mitre/saf_action@v1
         with:
           command_string: "view summary -i results/pipeline_run.json"
@@ -205,7 +205,7 @@ error:
     max: 0
 ```
 
-::: note How could we change this threshold file to ensure that out pipeline run will fail?
+::: note How could we change this threshold file to ensure that the pipeline run will fail?
 :::
 
 And with that, we have a complete pipeline file. Let's commit our changes and see what happens.