fix(dependencies): Downgrade appcompat from 28-beta01 to 27.1.1 (#557)

Author: PLNech

algoliasearch/common.gradle

@@ -27,7 +27,7 @@ ext {
     PUBLISH_GROUP_ID = rootProject.properties["PUBLISH_GROUP_ID"] ?: "com.algolia"
     // NOTE: This is the official version number used during publication.
     PUBLISH_VERSION = '3.25.0'
-    APPCOMPAT_VERSION = '28.0.0-beta01'
+    APPCOMPAT_VERSION = '27.1.1'
     BUILD_TOOLS_VERSION = '27.0.3'
 
     nexus_username = System.getenv("NEXUS_USERNAME")