replaced hard coded char limit for the sql column with the max index length

Author: ArnabChatterjee20k

src/Database/Adapter/MariaDB.php

@@ -1922,7 +1922,7 @@ protected function getSQLType(string $type, int $size, bool $signed = true, bool
         switch ($type) {
             case Database::VAR_STRING:
                 // $size = $size * 4; // Convert utf8mb4 size to bytes
-                if ($size > 767) {
+                if ($size > $this->getMaxIndexLength()) {
                     return 'LONGTEXT';
                 }
                 return "VARCHAR({$size})";

src/Database/Adapter/SQL.php

@@ -1575,8 +1575,7 @@ public function getHostname(): string
     public function getMaxVarcharLength(): int
     {
         // Floor value for Postgres:16383 | MySQL:16381 | MariaDB:16382
-        // new max value is 767 which will be longtext
-        return 767;
+        return $this->getMaxIndexLength();
     }
 
     /**