fix(all): various typos (#10242)

lib/config/config.go

@@ -333,7 +333,7 @@ func (cfg *Configuration) prepareDeviceList() map[protocol.DeviceID]*DeviceConfi
 	// - free from duplicates
 	// - no devices with empty ID
 	// - sorted by ID
-	// Happen before preparting folders as that needs a correct device list.
+	// Happen before preparing folders as that needs a correct device list.
 	cfg.Devices = ensureNoDuplicateOrEmptyIDDevices(cfg.Devices)
 	slices.SortFunc(cfg.Devices, func(a, b DeviceConfiguration) int {
 		return a.DeviceID.Compare(b.DeviceID)

lib/config/optionsconfiguration.go

@@ -235,7 +235,7 @@ func (opts OptionsConfiguration) MaxFolderConcurrency() int {
 		return 0
 	}
 	// Otherwise default to the number of CPU cores in the system as a rough
-	// approximation of system powerfullness.
+	// approximation of system powerfulness.
 	if n := runtime.GOMAXPROCS(-1); n > 0 {
 		return n
 	}