Removing unused phpseclib dependency

Author: eduard13

TwoFactorAuth/composer.json

@@ -16,8 +16,7 @@
         "spomky-labs/otphp": "^10.0",
         "endroid/qr-code": "^3.7",
         "donatj/phpuseragentparser": "~0.7",
-        "2tvenom/cborencode": "^1.0",
-        "phpseclib/phpseclib": "2.0.*"
+        "2tvenom/cborencode": "^1.0"
     },
     "type": "magento2-module",
     "license": "OSL-3.0",