ESP32: Bump idf to r7

rojer · rojer · commit 1b88d6d7205e · 2021-11-18T22:18:15.000Z
Integrates the NimBLE regression fix https://github.com/mongoose-os/esp-idf/tree/4.2-r7
diff --git a/platforms/esp32/sdk.version b/platforms/esp32/sdk.version
@@ -1 +1 @@
-docker.io/mgos/esp32-build:4.2-r6
+docker.io/mgos/esp32-build:4.2-r7
