Fixing crash when calling localcache on the main thread.

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -1358,7 +1358,8 @@ class AccountViewModel(val account: Account, val settings: SettingsState) : View
         }
     }
 
-    suspend fun cachedDVMContentDiscovery(pubkeyHex: String): Note? {
+    suspend fun cachedDVMContentDiscovery(pubkeyHex: String): Note? =
+        withContext(Dispatchers.IO) {
             val fifteenMinsAgo = TimeUtils.fifteenMinutesAgo()
             // First check if we have an actual response from the DVM in LocalCache
             val response =
@@ -1374,7 +1375,7 @@ class AccountViewModel(val account: Account, val settings: SettingsState) : View
                 )
 
             // If we have a response, get the tagged Request Event otherwise null
-        return response?.event?.tags()?.firstOrNull { it.size > 1 && it[0] == "e" }?.get(1)?.let {
+            return@withContext response?.event?.tags()?.firstOrNull { it.size > 1 && it[0] == "e" }?.get(1)?.let {
                 LocalCache.getOrCreateNote(it)
             }
         }