added german translation

Author: Retoc

locale/de_DE.po

@@ -737,7 +737,7 @@ msgstr ""
 
 #: ports/atmel-samd/common-hal/frequencyio/FrequencyIn.c
 msgid "Frequency captured is above capability. Capture Paused."
-msgstr ""
+msgstr "Die aufgezeichnete Frequenz liegt über der Leistungsgrenze. Aufnahme angehalten."
 
 #: shared-bindings/bitbangio/I2C.c shared-bindings/bitbangio/SPI.c
 #: shared-bindings/busio/I2C.c shared-bindings/busio/SPI.c