Update README.md for Benchmark kit 4

Author: steevanb

.phpbenchmarks/config.yml

@@ -6,7 +6,7 @@ benchmark:
 sourceCode:
     entryPoint: public/index.php
     urls:
-        entryPoint: 'https://github.com/phpbenchmarks/php/blob/7.4.0.1/public/index.php'
+        entryPoint: 'https://github.com/phpbenchmarks/php/blob/7.4.1_hello-world_1/public/index.php'
 coreDependency:
     name: php
     version: 7.4.1

README.md

@@ -18,8 +18,6 @@ It contains PHP benchmark code.
 
 Switch branch to select version and benchmark you want to see.
 
-You can find source code links into [Configuration::getSourceCodeUrls()](.phpbenchmarks/Configuration.php).
-
 ## Benchmarks
 
 You can find PHP 7.4 benchmarks results on