Update error handling to capture all 4xx responses (#205)

Co-authored-by: Tewelde, Fethi (F.) <[email protected]>

Author: fethij

connectors/supabase/src/commonMain/kotlin/com/powersync/connector/supabase/SupabaseConnector.kt

@@ -93,7 +93,7 @@ public class SupabaseConnector(
         supabaseClient.httpClient.httpClient.plugin(HttpSend).intercept { request ->
             val resp = execute(request)
             val response = resp.response
-            if (response.status.value == 400) {
+            if (response.status.value >= 400) {
                 val responseText = response.bodyAsText()
 
                 try {