samd: update peripherals submodule

jepler · jepler · commit 18277439c85d · 2020-10-12T15:54:11.000-05:00
this is possible now that the undefined reference to pin_PA30 has been
resolved.
diff --git a/ports/atmel-samd/peripherals b/ports/atmel-samd/peripherals
@@ -1 +1 @@
-Subproject commit a7e39c4d01aa5916015beecb021777617e77b0ad
+Subproject commit 710954269a34d1b0c5534965f31689a09cf1d197
