chore(docs): general improvements to Swift guides (#22627)

apps/docs/content/guides/auth/auth-anonymous.mdx

@@ -169,7 +169,7 @@ await supabase.auth.linkIdentity(OAuthProvider.google);
 </TabPanel>
 <TabPanel id="swift" label="Swift">
 
-You can use the [`linkIdentity()`](/docs/reference/swift/auth-linkidentity) method to link an oauth identity to the anonymous user.
+You can use the [`linkIdentity()`](/docs/reference/swift/auth-linkidentity) method to link an OAuth identity to the anonymous user.
 
 ```swift
 try await supabase.auth.linkIdentity(provider: .google)

apps/docs/content/guides/auth/auth-email.mdx

@@ -126,7 +126,7 @@ Future<void> signInWithEmail() async {
 </TabPanel>
 <TabPanel id="swift" label="Swift">
 
-When your user signs in, call [signInWithPassword()](/docs/reference/swift/auth-signinwithpassword) with their email address and password:
+When your user signs in, call [signIn(email:password:)](/docs/reference/swift/auth-signinwithpassword) with their email address and password:
 
 ```swift
 try await supabase.auth.signIn(
@@ -185,7 +185,7 @@ Future<void> signOut() async {
 </TabPanel>
 <TabPanel id="swift" label="Swift">
 
-When your user signs out, call [signOut()](/docs/reference/swift/auth-signout) to remove them from the browser session and any objects from localStorage:
+When your user signs out, call [signOut()](/docs/reference/swift/auth-signout) to remove the session from the local storage:
 
 ```swift
 try await supabase.auth.signOut()

apps/docs/content/guides/auth/passwordless-login/auth-magic-link.mdx

@@ -19,7 +19,7 @@ Set up Magic Link logins for your Supabase application.
 
 When using Magic Links in [the PKCE Flow](/blog/supabase-auth-sso-pkce#introducing-pkce), keep in mind that links can only be opened from the same browser that they are sent from (as defined in the PKCE spec). Consequently, a magic link sent from Chrome on Desktop will be invalid if used on a Mobile Device.
 
-The same applies for Magic Links in mobile devices, magic link can only be opened on the same device that originated it.
+The same applies for Magic Links in mobile devices. Magic Links can only be opened on the device they are sent from.
 
 </Admonition>