TASK: Tighten up composer version constraints

Author: daniellienert

composer.json

@@ -8,13 +8,13 @@
         "php": "^7.2",
         "ext-json": "*",
 
-        "flowpack/elasticsearch": "^2.0 || ^3.0 || ^4.0",
-        "neos/content-repository": "^3.3 || ^4.0 || ^5.0",
+        "flowpack/elasticsearch": " ^4.0",
+        "neos/content-repository": "^5.0",
         "neos/content-repository-search": "^3.0",
-        "neos/eel": "^4.3 || ^5.0 || ^6.0",
+        "neos/eel": "^6.0",
         "neos/flow": "^6.0",
-        "neos/fluid-adaptor": "^4.3 || ^5.0 || ^6.0",
-        "neos/utility-arrays": "^4.3 || ^5.0 || ^6.0"
+        "neos/fluid-adaptor": "^6.0",
+        "neos/utility-arrays": "^6.0"
     },
     "autoload": {
         "psr-4": {