Update mbed-core submodule to a00823f (add build.variants_dir support) (#91)

ellensp · web-flow · commit 1588617b48ed · 2026-06-08T13:21:50.000+03:00
diff --git a/builder/frameworks/arduino/mbed-core b/builder/frameworks/arduino/mbed-core
@@ -1 +1 @@
-Subproject commit 66ff9c5ecf64e0ce6360cbf2d8769228bb1294b4
+Subproject commit a00823f95eb351bb260ddaf65a55dfaa0728b435
