updated random value to double precision float

pipeline/01_cc_index/schema.sql

@@ -14,7 +14,7 @@ CREATE TABLE IF NOT EXISTS hosts (
     iframe_allowed BOOLEAN,
     best_icon_s3_key TEXT,
     parsed BOOLEAN DEFAULT FALSE,
-    random_order REAL DEFAULT random()
+    random_order DOUBLE PRECISION DEFAULT random()
 );
 
 CREATE TABLE IF NOT EXISTS icons (