Fixed some spelling mistakes across files (#2367)

Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>

src/providers/twitch/TwitchAccount.cpp

@@ -175,9 +175,10 @@ void TwitchAccount::ignoreByID(
         .authorizeTwitchV5(this->getOAuthClient(), this->getOAuthToken())
         .onError([=](NetworkResult result) {
             onFinished(IgnoreResult_Failed,
-                       "An unknown error occured while trying to ignore user " +
-                           targetName + " (" +
-                           QString::number(result.status()) + ")");
+                       QString("An unknown error occurred while trying to "
+                               "ignore user %1 (%2)")
+                           .arg(targetName)
+                           .arg(result.status()));
         })
         .onSuccess([=](auto result) -> Outcome {
             auto document = result.parseRapidJson();
@@ -253,7 +254,7 @@ void TwitchAccount::unignoreByID(
         .onError([=](NetworkResult result) {
             onFinished(
                 UnignoreResult_Failed,
-                "An unknown error occured while trying to unignore user " +
+                "An unknown error occurred while trying to unignore user " +
                     targetName + " (" + QString::number(result.status()) + ")");
         })
         .onSuccess([=](auto result) -> Outcome {