fix: Don't submit locationSource on create site (#477)

* fix: Don't submit locationSource on create site

This allows me to create a site locally, and logically makes sense.
However I'm not sure why Typescript does not pick up on this error.

* fix: Try to appease linter

* fix: Fix github warning

* fix: Use improved syntax

Author: David Code Howard

dev-client/src/components/sites/CreateSiteView.tsx

@@ -190,7 +190,7 @@ export const CreateSiteView = ({
   const navigation = useNavigation();
 
   const onSave = useCallback(
-    async (form: FormState) => {
+    async ({locationSource: _, ...form}: FormState) => {
       const {coords, ...site} = validationSchema.cast(form);
       const createdSite = await createSiteCallback({
         ...site,