remove unused dependency (bc)

Signed-off-by: bcambl <blayne@blaynecampbell.com>

automated install/basic-install.sh

@@ -221,7 +221,7 @@ if is_command apt-get ; then
     # These programs are stored in an array so they can be looped through later
     INSTALLER_DEPS=(apt-utils dialog debconf dhcpcd5 git ${iproute_pkg} whiptail)
     # Pi-hole itself has several dependencies that also need to be installed
-    PIHOLE_DEPS=(bc cron curl dnsutils iputils-ping lsof netcat psmisc sudo unzip wget idn2 sqlite3 libcap2-bin dns-root-data resolvconf libcap2)
+    PIHOLE_DEPS=(cron curl dnsutils iputils-ping lsof netcat psmisc sudo unzip wget idn2 sqlite3 libcap2-bin dns-root-data resolvconf libcap2)
     # The Web dashboard has some that also need to be installed
     # It's useful to separate the two since our repos are also setup as "Core" code and "Web" code
     PIHOLE_WEB_DEPS=(lighttpd ${phpVer}-common ${phpVer}-cgi ${phpVer}-${phpSqlite})
@@ -263,7 +263,7 @@ elif is_command rpm ; then
     PKG_INSTALL=(${PKG_MANAGER} install -y)
     PKG_COUNT="${PKG_MANAGER} check-update | egrep '(.i686|.x86|.noarch|.arm|.src)' | wc -l"
     INSTALLER_DEPS=(dialog git iproute newt procps-ng which)
-    PIHOLE_DEPS=(bc bind-utils cronie curl findutils nmap-ncat sudo unzip wget libidn2 psmisc sqlite libcap)
+    PIHOLE_DEPS=(bind-utils cronie curl findutils nmap-ncat sudo unzip wget libidn2 psmisc sqlite libcap)
     PIHOLE_WEB_DEPS=(lighttpd lighttpd-fastcgi php-common php-cli php-pdo)
     LIGHTTPD_USER="lighttpd"
     LIGHTTPD_GROUP="lighttpd"