update to 1.5.1 of rules referentiel

Author: dedece35

pom.xml

@@ -67,7 +67,7 @@
         <google.re2j>1.7</google.re2j>
 
         <!-- temporary version waiting for real automatic release in ecocode repository -->
-        <ecocode-rules-specifications.version>1.5.0</ecocode-rules-specifications.version>
+        <ecocode-rules-specifications.version>1.5.1</ecocode-rules-specifications.version>
 
     </properties>