chore: update GSSoC year to 2026 across templates and workflows

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -59,7 +59,7 @@ body:
   - type: checkboxes
     id: gssoc
     attributes:
-      label: "GSSoC '24"
+      label: "GSSoC '26"
       description: "Are you a GSSoC contributor?"
       options:
         - label: "Yes, I am participating in GirlScript Summer of Code and would like to fix this."

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -42,7 +42,7 @@ body:
   - type: checkboxes
     id: gssoc
     attributes:
-      label: "GSSoC '24"
+      label: "GSSoC '26"
       description: "Are you a GSSoC contributor?"
       options:
         - label: "Yes, I am participating in GirlScript Summer of Code and would like to build this."

.github/workflows/sync-issue-labels.yml

@@ -153,7 +153,7 @@ jobs:
           echo "Total Points Calculated: $POINTS"
           
           if [ "$POINTS" -gt 0 ]; then
-            printf -v COMMENT "🎉 **Congratulations on getting your Pull Request merged!** 🎉\n\nThank you for contributing to PDF-Assistant-RAG as part of GSSoC '24! 🚀\n\nKeep up the great work! ✨"
+            printf -v COMMENT "🎉 **Congratulations on getting your Pull Request merged!** 🎉\n\nThank you for contributing to PDF-Assistant-RAG as part of GSSoC '26! 🚀\n\nKeep up the great work! ✨"
             
             # Post the comment to the PR
             echo "Posting comment..."