default or selected kernelversion does not have config value CONFIG_CRYPTO_AEGIS128L.
Result is shown for kernelversion 6.8.9

AEGIS-128L AEAD algorithm

modulename: aegis128l.ko

configname: CONFIG_CRYPTO_AEGIS128L

Linux Kernel Configuration
└─>Cryptographic API
└─>AEGIS-128L AEAD algorithm
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Support for the AEGIS-128L dedicated AEAD algorithm.

source code: