Update naming in duplicate integration policy error message (#119622) (…

…#122428)

Co-authored-by: Kibana Machine <[email protected]>

x-pack/plugins/fleet/server/services/package_policy.ts

@@ -115,7 +115,7 @@ class PackagePolicyService {
 
     // Check that the name does not exist already
     if (existingPoliciesWithName.items.length > 0) {
-      throw new IngestManagerError('There is already a package with the same name');
+      throw new IngestManagerError('There is already an integration policy with the same name');
     }
     let elasticsearch: PackagePolicy['elasticsearch'];
     // Add ids to stream
@@ -375,7 +375,7 @@ class PackagePolicyService {
     const filtered = (existingPoliciesWithName?.items || []).filter((p) => p.id !== id);
 
     if (filtered.length > 0) {
-      throw new IngestManagerError('There is already a package with the same name');
+      throw new IngestManagerError('There is already an integration policy with the same name');
     }
 
     let inputs = restOfPackagePolicy.inputs.map((input) =>