shorten table identifiers in tests

tests/data/db_structure.xml

 
  <table>
 
-  <name>*dbprefix*contacts_addressbooks</name>
+  <name>*dbprefix*cntcts_addrsbks</name>
 
   <declaration>
 
 
  <table>
 
-  <name>*dbprefix*contacts_cards</name>
+  <name>*dbprefix*cntcts_cards</name>
 
   <declaration>
 

tests/data/db_structure2.xml

 
  <table>
 
-  <name>*dbprefix*contacts_addressbooks</name>
+  <name>*dbprefix*cntcts_addrsbks</name>
 
   <declaration>
 

tests/lib/db.php

 		OC_DB::createDbFromStructure(self::$schema_file);
 
 		$this->test_prefix = $r;
-		$this->table1 = $this->test_prefix.'contacts_addressbooks';
-		$this->table2 = $this->test_prefix.'contacts_cards';
+		$this->table1 = $this->test_prefix.'cntcts_addrsbks';
+		$this->table2 = $this->test_prefix.'cntcts_cards';
 		$this->table3 = $this->test_prefix.'vcategory';
 	}
 

tests/lib/dbschema.php

 		file_put_contents( self::$schema_file2, $content );
 
 		$this->test_prefix = $r;
-		$this->table1 = $this->test_prefix.'contacts_addressbooks';
-		$this->table2 = $this->test_prefix.'contacts_cards';
+		$this->table1 = $this->test_prefix.'cntcts_addrsbks';
+		$this->table2 = $this->test_prefix.'cntcts_cards';
 	}
 
 	public function tearDown() {