Update mongoose dependency to 8.x

-A couple small fixes were applied to the database.js to change the alias of findOneAndRemove to findOneAndDelete to fix breaking changes

lib/database.js

@@ -460,7 +460,7 @@ module.exports = {
     // check if the claim name is being removed
     if (claim_name == null || claim_name == '') {
       // remove the claim name
-      ClaimAddress.findOneAndRemove({a_id: hash}).then(() => {
+      ClaimAddress.findOneAndDelete({a_id: hash}).then(() => {
         // run processes after the claim name has been updated
         after_update_claim_name(hash, claim_name, function() {
           return cb('');
@@ -1045,7 +1045,7 @@ module.exports = {
 
   // drops richlist data for given coin
   delete_richlist: function(coin, cb) {
-    Richlist.findOneAndRemove({coin: coin}).then((exists) => {
+    Richlist.findOneAndDelete({coin: coin}).then((exists) => {
       if (exists)
         return cb(true);
       else

package.json

@@ -39,7 +39,7 @@
     "intl": "^1.2.5",
     "jsonminify": "^0.4.2",
     "mongodb": "^6.1.0",
-    "mongoose": "^7.1.0",
+    "mongoose": "^8.0.3",
     "morgan": ">=1.10.0",
     "postman-request": "^2.88.1-postman.31",
     "pug": "~3.0.2",