Fixing the logo url (#12)

Author: StabbyCutyou

README.md

@@ -1,5 +1,5 @@
 <div align="center">
- <img src="https://raw.githubusercontent.com/ChimeraCoder/koro/gopher-tiger-logo/gopher_tiger.svg?sanitize=true" width="300px">
+ <img src="https://raw.githubusercontent.com/ChimeraCoder/koro/master/gopher_tiger.svg?sanitize=true" width="300px">
 </div>
 
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