Update .scrutinizer.yml

Author: iamfarhad

.scrutinizer.yml

@@ -8,7 +8,7 @@ tools:
     external_code_coverage: true
     php_code_coverage: true
 
-before_install:
+before_commands:
     - sudo apt-get update
     - sudo apt-get install -y openssl libssl-dev pkg-config
     - export PKG_CONFIG_PATH=/usr/lib/x86_64-linux-gnu/pkgconfig