Avoid empty values.

Fixes #62811, #62267.

Author: desrosj

.github/workflows/close-pulls.yml

@@ -34,14 +34,15 @@ jobs:
         uses: actions/github-script@v7
         with:
           script: |
-            const fixedList = "${{ steps.parse-commit.outputs.fixed_list }}".split(' ');
+            const fixedList = "${{ steps.parse-commit.outputs.fixed_list }}".split(' ').filter(Boolean);
 
             console.debug( fixedList );
 
             let relatedPRs = [];
 
-            for (const value of fixedList) {
-              const query = 'is:pr is:open repo:WordPress/wordpress-develop in:body https://core.trac.wordpress.org/ticket/' + value;
+            for (const ticket of fixedList) {
+              console.log( ticket );
+              const query = 'is:pr is:open repo:WordPress/wordpress-develop in:body https://core.trac.wordpress.org/ticket/' + ticket;
               const result = await github.rest.search.issuesAndPullRequests({ q: query });
 
               relatedPRs = relatedPRs.concat(result.data.items.map(pr => ({