Merge branch '4.2'

* 4.2:
  [Console] Fix command testing with missing inputs
  [Validator] Sync no/nb translation files
  [Translation] Added a script to display the status of translations
  [Validator] Added missing translations for Norwegian (\"no\") locale #30179
  [Security\Guard] bump lowest version of security-core
  [TwigBridge] Fix test
  Remove unnecessary ProgressBar stdout writes (fixes flickering)
  [Validator] improve translations for albanian ("sq") locale
  [VarDumper] fix serializing Stub instances
  [Validator] Added missing use statement for UnexpectedTypeException
  Don't resolve the Deprecation error handler mode until a deprecation is triggered
  bug #30245 fix lost namespace in eval (fizzka)
  fix lost namespace in eval
  [Twig] removed usage of non-namespaced classes
  added missing dot
  Update validators.lt.xlf
  #30172 Add the missing validation translations for the Luxembourgish …
  [Debug][ErrorHandler] Preserve next error handler

Author: nicolas-grekas

Guard/composer.json

@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": "^7.1.3",
-        "symfony/security-core": "~3.4|~4.0",
+        "symfony/security-core": "~3.4.22|^4.2.3",
         "symfony/security-http": "~3.4|~4.0"
     },
     "require-dev": {