Corrected spelling and grammar mistakes

docs/README.md

@@ -206,7 +206,7 @@ Landing pages contain special "blocks" see src/components/landingBlocks. To crea
 
 We use two CI/CD providers:
 
-- Github actions for launching code checks
+- GitHub actions for launching code checks
 - Vercel to deploy app
 
-Each branch triggers its own process on CI/CD so you can see code check details on Github and preview the current branch on Vercel.
+Each branch triggers its own process on CI/CD so you can see code check details on GitHub and preview the current branch on Vercel.

e2e/test-project-initialization.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# fail if any commands fails
+# fail if any command fails
 set -e
 
 # Use this function because yarn init -y throws a warning, and the whole script will fail

packages/hardhat-chai-matchers/src/utils.ts

@@ -49,7 +49,7 @@ function buildNormal(ssfi: Ssfi) {
  * this value should be captured at the beginning of the matcher's
  * implementation, before any async code is executed. Otherwise things like
  * `.to.emit().and.not.to.emit()` won't work, because by the time the async part
- * of the first emit is executd, the `.not` (executed synchronously) has already
+ * of the first emit is executed, the `.not` (executed synchronously) has already
  * modified the flag.
  *
  * The second parameter is what Chai calls the "start stack function indicator",