chore: show TheCloud instead of Floci in console text and messages

Labels, empty states, error messages and defaults the console shows now name
TheCloud or its runtimes. Identifiers that must match the emulator (FLOCI_*
settings, the X-Floci-CSRF header, emulator-returned host names) are unchanged.

packages/frontend/src/components/DatabaseSnapshotsPanel.tsx

@@ -77,7 +77,7 @@ export function DatabaseSnapshotsPanel({
       "code" in error.body &&
       (error.body as { code?: unknown }).code === "operation_not_implemented"
     ) {
-      return "Snapshot creation is available in Floci UI, but the selected Floci runtime does not implement CreateDBSnapshot.";
+      return "Snapshot creation is available in TheCloud, but the selected runtime does not implement CreateDBSnapshot.";
     }
     if (error instanceof Error) {
       return error.message;