Prep for LDAP upgrade

composer.json

@@ -82,7 +82,6 @@
     "ext-simplexml": "*",
     "ext-tokenizer": "*",
     "ext-xml": "*",
-    "adldap2/adldap2-laravel": "6.*",
     "bacon/bacon-qr-code": "2.*",
     "diglactic/laravel-breadcrumbs": "^6.0",
     "doctrine/dbal": "2.*",
@@ -119,6 +118,10 @@
     "thecodingmachine/phpstan-strict-rules": "^0.12.0",
     "vimeo/psalm": "^4.1"
   },
+  "suggest": {
+    "directorytree/ldaprecord-laravel": "If you want to login using LDAP.",
+    "ext-ldap": "Needed to support LDAP."
+  },
   "autoload": {
     "psr-4": {
       "FireflyIII\\": "app/",