Fixing typo

Signed-off-by: Gaurav Lotekar <gauravnlotekar@gmail.com>

README.md

@@ -34,7 +34,7 @@ Visit the full documentation for [recommended install options](https://www.openc
 
 ## Contributing
 
-We :heart: pull requests! See [`CONTRIBUTING.md`](CONTRIBUTING.md) for information on buiding the project from source
+We :heart: pull requests! See [`CONTRIBUTING.md`](CONTRIBUTING.md) for information on building the project from source
 and contributing changes.
 
 ## Community
@@ -43,4 +43,4 @@ If you need any support or have any questions on contributing to the project, yo
 
 ## FAQ
 
-You can view [OpenCost documentation](https://www.opencost.io/docs/FAQ) for a list of commonly asked questions.
+You can view [OpenCost documentation](https://www.opencost.io/docs/FAQ) for a list of commonly asked questions.