updated field_group to ^3.0

composer.lock

@@ -6281,17 +6281,17 @@
         },
         {
             "name": "drupal/field_group",
-            "version": "1.0.0",
+            "version": "3.0.0-rc1",
             "source": {
                 "type": "git",
                 "url": "https://git.drupalcode.org/project/field_group.git",
-                "reference": "8.x-1.0"
+                "reference": "8.x-3.0-rc1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://ftp.drupal.org/files/projects/field_group-8.x-1.0.zip",
-                "reference": "8.x-1.0",
-                "shasum": "e8aa3fae5c3c5dec84644bb577996938d638a611"
+                "url": "https://ftp.drupal.org/files/projects/field_group-8.x-3.0-rc1.zip",
+                "reference": "8.x-3.0-rc1",
+                "shasum": "e291b5468c834a344e9aa6cafd3a76171d473a22"
             },
             "require": {
                 "drupal/core": "*"
@@ -6299,14 +6299,14 @@
             "type": "drupal-module",
             "extra": {
                 "branch-alias": {
-                    "dev-1.x": "1.x-dev"
+                    "dev-3.x": "3.x-dev"
                 },
                 "drupal": {
-                    "version": "8.x-1.0",
-                    "datestamp": "1510352885",
+                    "version": "8.x-3.0-rc1",
+                    "datestamp": "1558647185",
                     "security-coverage": {
-                        "status": "covered",
-                        "message": "Covered by Drupal's security advisory policy"
+                        "status": "not-covered",
+                        "message": "RC releases are not covered by Drupal security advisories."
                     }
                 }
             },