README: remove duplicated libpcsclite-dev from dependency one-liner

Reverting 304f157

Author: ArqTras

README.md

@@ -135,7 +135,7 @@ library archives (`.a`).
 build the library binary manually. This can be done with the following command ```sudo apt-get install libgtest-dev && cd /usr/src/gtest && sudo cmake . && sudo make && sudo mv libg* /usr/lib/ ```
 
 Install all dependencies at once on Debian/Ubuntu: 
-``` sudo apt update && sudo apt install build-essential cmake git libpcsclite-dev pkg-config libboost-all-dev libssl-dev libzmq3-dev libunbound-dev libsodium-dev libminiupnpc-dev libunwind8-dev liblzma-dev libreadline6-dev libldns-dev libexpat1-dev doxygen graphviz libpcsclite-dev ```
+``` sudo apt update && sudo apt install build-essential cmake git pkg-config libboost-all-dev libssl-dev libzmq3-dev libunbound-dev libsodium-dev libminiupnpc-dev libunwind8-dev liblzma-dev libreadline6-dev libldns-dev libexpat1-dev doxygen graphviz libpcsclite-dev ```
 ### Cloning the repository
 
 Clone recursively to pull-in needed submodule(s):