[ext] Update stm32 CMSIS headers

chris-durand · chris-durand · commit 2b52ba26889e · 2021-04-01T16:29:12.000+02:00
diff --git a/ext/st/stm32 b/ext/st/stm32
@@ -1 +1 @@
-Subproject commit 75a672b85fd577b5eda0b56b0a80b373e8c9efbc
+Subproject commit 4eeaf5fa97b3a687dba73883966703f81c5da6af
