Remove tools that are not supported anymore

.scrutinizer.yml

@@ -9,27 +9,3 @@ before_commands:
 tools:
     external_code_coverage:
         timeout: 3600
-    php_code_coverage:
-        enabled: true
-    php_code_sniffer:
-        enabled: false
-    php_cpd:
-        enabled: true
-        excluded_dirs: ["bin", "docs", "tests", "tools", "vendor"]
-    php_cs_fixer:
-        enabled: false
-    php_loc:
-        enabled: true
-        excluded_dirs: ["bin", "docs", "tests", "tools", "vendor"]
-    php_mess_detector:
-        enabled: true
-        filter:
-            paths: ["lib/*"]
-    php_pdepend:
-        enabled: true
-        excluded_dirs: ["docs", "examples", "tests", "vendor"]
-    php_analyzer:
-        enabled: true
-        filter:
-            paths: ["lib/*", "tests/*"]
-    sensiolabs_security_checker: true