chore: update validators docs

Author: filisko

Diff for: README.md

@@ -164,7 +164,6 @@ $is_valid = GUMP::is_valid(array_merge($_POST, $_FILES), [
 | **valid_array_size_greater**,1                                                 | Check if an input is an array and if the size is more or equal to a specific value.                                                                                                                       |
 | **valid_array_size_lesser**,1                                                  | Check if an input is an array and if the size is less or equal to a specific value.                                                                                                                       |
 | **valid_array_size_equal**,1                                                   | Check if an input is an array and if the size is equal to a specific value.                                                                                                                               |
-| **valid_twitter**                                                              | Determine if the provided value is a valid Twitter account.                                                                                                                                               |
 </div>
 
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Diff for: ci/check_validators_docs.php

@@ -4,14 +4,21 @@
 $docs = get_docs_validators(README_FILE);
 $gump = get_gump_validators();
 
+$allValidators = array_merge($docs, $gump);
+
 $errors = [];
 
-foreach ($gump as $key => $value) {
+foreach ($allValidators as $key => $value) {
     if (!isset($docs[$key])) {
         $errors[] = sprintf('"%s" validator exists in GUMP but not in docs!', $key);
         continue;
     }
 
+    if (!isset($gump[$key])) {
+        $errors[] = sprintf('"%s" validator exists in docs but not in GUMP!', $key);
+        continue;
+    }
+
     if ($value['rule'] !== $docs[$key]['rule']) {
         $errors[] = sprintf('Docs "%s" validator value is "%s" but it should be "%s"', $key, $docs[$key]['rule'], $value['rule']);
     }