Restore read-only permission in solr-tests.policy
diff --git a/gradle/testing/randomization/policies/solr-tests.policy b/gradle/testing/randomization/policies/solr-tests.policy
index 0058bd6..12c44a8 100644
--- a/gradle/testing/randomization/policies/solr-tests.policy
+++ b/gradle/testing/randomization/policies/solr-tests.policy
@@ -22,7 +22,7 @@
grant {
// 3rd party jar resources (where symlinks are not supported), test-files/ resources
permission java.io.FilePermission "${common.dir}${/}-", "read";
- permission java.io.FilePermission "${common.dir}${/}..${/}solr${/}-", "read,write";
+ permission java.io.FilePermission "${common.dir}${/}..${/}solr${/}-", "read";
// system jar resources
permission java.io.FilePermission "${java.home}${/}-", "read";