Merge pull request #440 from hpi-dhc/fix/readme-spelling-mistake

fix(docs): spelling mistake

Author: Toalaah

README.md

@@ -19,8 +19,8 @@ project.
 | 📱 [App](./app)                                           | ![GitHub Workflow Status][AP_B] | ![Codecov branch][AP_C] |
 | 🧪 [Lab Server](./lab-server)                             | ![GitHub Workflow Status][LS_B] | ![Codecov branch][LS_C] |
 
-See PharMe's [archicture diagram](./docs/ARCHITECHTURE.md) for an overview of
-system components.
+See PharMe's [architecture diagram](./docs/ARCHITECHTURE.md) for an overview of
+the system's components.
 
 ## 🤝 Contributing