Update INSTALL-PI.md

Author: robotastic

docs/Install/INSTALL-PI.md

@@ -81,7 +81,7 @@ sudo apt upgrade
 ```
 - Add all of the libraries needed:
 ```bash
-sudo apt -y install libssl-dev openssl curl git fdkaac sox libcurl3-gnutls libcurl4 libcurl4-openssl-dev gnuradio gnuradio-dev gr-osmosdr libhackrf-dev libairspyhf-dev libuhd-dev cmake make build-essential libboost-all-dev libusb-1.0-0-dev libsndfile1-dev
+sudo apt -y install libssl-dev openssl curl git fdkaac sox libcurl3-gnutls libcurl4 libcurl4-openssl-dev gnuradio gnuradio-dev gr-osmosdr libhackrf-dev libairspy-dev libairspyhf-dev libuhd-dev cmake make build-essential libboost-all-dev libusb-1.0-0-dev libsndfile1-dev
 ```
 
 - Remove xtra-dkms.