Add utility to check for project global block (#131927)

Relates ES-11211

Author: pxsalehi

server/src/main/java/org/elasticsearch/cluster/block/ClusterBlocks.java

@@ -165,6 +165,10 @@ public boolean hasGlobalBlock(ClusterBlock block) {
         return global.contains(block);
     }
 
+    public boolean hasGlobalBlock(ProjectId projectId, ClusterBlock block) {
+        return global(projectId).contains(block);
+    }
+
     public boolean hasGlobalBlockWithId(final int blockId) {
         for (ClusterBlock clusterBlock : global) {
             if (clusterBlock.id() == blockId) {

server/src/test/java/org/elasticsearch/cluster/block/ClusterBlockTests.java

@@ -191,6 +191,7 @@ public void testProjectGlobal() {
         assertThat(clusterBlocks.global(project1).size(), equalTo(2));
         assertThat(clusterBlocks.global(project2).size(), equalTo(1));
         assertTrue(clusterBlocks.indexBlocked(project1, randomFrom(projectGlobalBlock.levels()), project1Index));
+        assertTrue(clusterBlocks.hasGlobalBlock(project1, projectGlobalBlock));
     }
 
     private static ClusterBlock randomClusterBlock(TransportVersion version) {