ci: rename license workflow jobs to avoid collision with CVE check contexts

Job names 'Gradle' and 'npm' collide with existing required status checks
from cve.yml. Rename to 'Gradle (license)' and 'npm (license)' so they are
distinct contexts that can be added to branch protection independently.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: coopernetes

.github/workflows/license.yml

@@ -11,7 +11,7 @@ on:
 
 jobs:
   license-gradle:
-    name: Gradle
+    name: Gradle (license)
     runs-on: ubuntu-latest
     permissions:
       contents: read
@@ -37,7 +37,7 @@ jobs:
           retention-days: 30
 
   license-npm:
-    name: npm
+    name: npm (license)
     runs-on: ubuntu-latest
     permissions:
       contents: read