update github

Author: nissymori

_config.yml

@@ -73,7 +73,7 @@ dblp_url: # your DBLP profile url
 discord_id: # your discord id (18-digit unique numerical identifier)
 facebook_id: # your facebook id
 flickr_id: # your flickr id
-github_username: # your GitHub user name
+github_username: nissymori # your GitHub user name
 gitlab_username: # your GitLab user name
 ieee_id: # your ieeexplore.ieee.org/author/id
 instagram_id: # your instagram id
@@ -102,7 +102,7 @@ whatsapp_number: # your WhatsApp number (full phone number in international form
 wikidata_id: # your wikidata id
 wikipedia_id: # your wikipedia id (Case sensitive)
 work_url: # work page URL
-x_username: # your X handle
+x_username: nissymori1 # your X handle
 youtube_id: # your youtube channel id (youtube.com/@<youtube_id>)
 zotero_username: # your zotero username