Merge #533

533: Adds add for user survey into readme. r=Urhengulas a=BriocheBerlin



Co-authored-by: BriocheBerlin <brigitte.markmann@asquera.de>

Author: bors[bot]

README.md

@@ -1,3 +1,10 @@
+### User Survey
+
+> We love feedback! Please give us < 5 minutes of your time so we can get to know our users better.
+> 
+> Help us shape knurling by filling out [this short survey](https://forms.office.com/r/aMfHG79N9K).
+
+
 # `defmt`
 
 `defmt` ("de format", short for "deferred formatting") is a highly efficient logging framework that targets resource-constrained devices, like microcontrollers.