Fix typo

Author: smonn

readme.md

@@ -1070,7 +1070,7 @@ beforeEach(() => {
 
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-❌ **Otherwise:** All your tests pass, it's only the production who will crash or won't report errors correctly when 3rd parties send excpetional responses
+❌ **Otherwise:** All your tests pass, it's only the production who will crash or won't report errors correctly when 3rd parties send exceptional responses
 
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