uncomment a cleaning part of codegen script

Author: ilge-ustun

subgraph/scripts/codegen.sh

@@ -4,10 +4,10 @@ set -e
 source "./scripts/env.sh"
 
 # # @TODO we might reuse the generated files only removing when TYPE is diff from previous
-# if [ -d "generated" ]; then
-#   echo "Cleaning generated types"
-#   rm -r generated/
-# fi
+if [ -d "generated" ]; then
+  echo "Cleaning generated types"
+  rm -r generated/
+fi
 
 VALIDATORS_TYPES_CONFIG="./src/config/validators.template"
 VALIDATORS_TYPES_OUTPUT="./src/config/validators.ts"