deb rpm: allow to override existing artifacts

It accept to override existing artifacts.

Signed-off-by: Kentaro Hayashi <[email protected]>

fluent-package/manage-fluent-repositories.sh

@@ -212,15 +212,15 @@ EOF
 			 rm -f $package.zip &&
 			 curl --silent --location --output $package.zip \
 			      -H "Authorization: Bearer $GITHUB_ACCESS_TOKEN" $download_url &&
-			 unzip -u $package.zip)
+			 unzip -u -o $package.zip)
 		    ;;
 		*centos*|*rockylinux*|*almalinux*|*amazonlinux*)
 		    mkdir -p yum/repositories
 		    (cd yum/repositories &&
 			 rm -f $package.zip &&
 			 curl --silent --location --output $package.zip \
 			      -H "Authorization: Bearer $GITHUB_ACCESS_TOKEN" $download_url &&
-			 unzip -u $package.zip)
+			 unzip -u -o $package.zip)
 		    ;;
 		*)
 		    curl --silent --location --output $package.zip \