Update docs/embedded/flexpret.mdx

Co-authored-by: erling <[email protected]>

Author: magnmaeh

docs/embedded/flexpret.mdx

@@ -27,7 +27,6 @@ cd $FP_PATH
 cmake -B build && cd build && make
 ```
 
-(It is possible to name the build folder something other than `build`, but `bin` is reserved.)
 
 4. You should now install the FlexPRET build to the FlexPRET software development kit (SDK). This provides the SDK with the necessary knowledge of FlexPRET's hardware configuration, such as the amount of data memory available.
 ```