Config page updates and fix for #65 (#66)

* Update User.tsx

Fix Issue #65

* Add descriptions and spelling fixes

Start to add descriptions for Module configs Canned message, serial, range test and telemetry.
Fixes for Config pages for Bluetooth, LoRa, Position and Power

* Updates to Power and position config pages

Part of previous commit. Spelling and description updates.

* Revert "Add descriptions and spelling fixes"

This reverts commit to Peers.tsx.

* Module config pages description updates

Additional updates for External Notification and MQTT config pages.

src/components/PageComponents/Config/Power.tsx

@@ -80,7 +80,7 @@ export const Power = (): JSX.Element => {
         render={({ field: { value, ...rest } }) => (
           <Toggle
             label="Enable power saving mode"
-            description="Description"
+            description="Select if powered from a low-current source (i.e. solar), to minimize power consumption as much as possible."
             checked={value}
             {...rest}
           />
@@ -129,7 +129,7 @@ export const Power = (): JSX.Element => {
       </FormSection>
       <Input
         label="No Connection Bluetooth Disabled"
-        description="If the device does not revieve a bluetooth connection, the BLE radio will be disabled after this long"
+        description="If the device does not receive a Bluetooth connection, the BLE radio will be disabled after this long"
         suffix="Seconds"
         type="number"
         error={errors.waitBluetoothSecs?.message}