Fix typos in course content

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: GeekTrainer

content/02-building-ai-infrastructure.md

@@ -3,7 +3,7 @@
 | [← Previous: Working with Copilot CLI][previous-lesson] | [Next: Enhancing the test suite with remote and delegation →][next-lesson] |
 |:--|--:|
 
-Every time you start a fresh Copilot CLI session, the agent only sees your raw files in the working directory. Without shared instructions, guidlines and codified conventions, you have to keep re-explaining your stacks and re-establishing your coding standards. That repetition makes sessions much slower and produces inconsistent output, so in this module, we build the **AI infrastructure** that makes future interactions with Copilot faster and more accurate.
+Every time you start a fresh Copilot CLI session, the agent only sees your raw files in the working directory. Without shared instructions, guidelines and codified conventions, you have to keep re-explaining your stacks and re-establishing your coding standards. That repetition makes sessions much slower and produces inconsistent output, so in this module, we build the **AI infrastructure** that makes future interactions with Copilot faster and more accurate.
 
 ## What you will learn
 

content/04-lifecycle-hooks.md

@@ -202,7 +202,7 @@ AssetTrack's checks span four different stacks - .NET, Java, Python, TypeScript,
     chmod +x .github/hooks/scripts/test-router.sh
     ```
 
-5. Create the hook configutation file `.github/hooks/hooks.json` and paste in the following content. This declares the `postToolUse` and `agentStop` hooks, both of which call the same script you just downloaded:
+5. Create the hook configuration file `.github/hooks/hooks.json` and paste in the following content. This declares the `postToolUse` and `agentStop` hooks, both of which call the same script you just downloaded:
 
     ```json
     {