[Test] Fix IndexAliasesTests#testRemoveIndex (elastic#122864) (elastic#122895)

Exclude `.security*` aliases when calling Get Aliases API with the admin
superuser.

Resolves elastic#122221

(cherry picked from commit ae7d196)

# Conflicts:
#	muted-tests.yml

Author: slobodanadamovic

muted-tests.yml

@@ -318,4 +318,4 @@ tests:
 #    issue: "https://github.com/elastic/elasticsearch/..."
 #  - class: "org.elasticsearch.xpack.esql.**"
 #    method: "test {union_types.MultiIndexIpStringStatsInline *}"
-#    issue: "https://github.com/elastic/elasticsearch/..."
+#    issue: "https://github.com/elastic/elasticsearch/..."

x-pack/plugin/security/src/internalClusterTest/java/org/elasticsearch/xpack/security/authz/IndexAliasesTests.java

@@ -881,7 +881,7 @@ public void testRemoveIndex() {
         GetAliasesResponse getAliasesResponse = client.admin().indices().prepareGetAliases(TEST_REQUEST_TIMEOUT).setAliases("*").get();
         assertThat(getAliasesResponse.getAliases().size(), equalTo(0));
         assertAliases(
-            indicesAdmin().prepareGetAliases(TEST_REQUEST_TIMEOUT).setAliases("*"),
+            indicesAdmin().prepareGetAliases(TEST_REQUEST_TIMEOUT).setAliases("*", "-.security*"),
             "bogus_index_1",
             "bogus_alias_1",
             "bogus_alias_2"