Update build dependencies in README.md (#57)

Updated build dependencies for Ubuntu 20.04.1, Debian 10, and Fedora 33. Each was tested individually via docker and all were able to successfully compile it.

README.md

@@ -44,15 +44,15 @@ To compile the additional KDE Plasma plasmoid set the cmake option -DBUILD_PLASM
 ## Commands to install requirements
 ### Debian/Ubuntu command to install the build requirements:
 ```
-sudo apt-get install libkf5config-dev libkf5auth-dev libkf5package-dev libkf5declarative-dev libkf5coreaddons-dev libkf5dbusaddons-dev libkf5kcmutils-dev libkf5i18n-dev libkf5plasma-dev libqt5core5a libqt5widgets5 libqt5gui5 libqt5qml5 extra-cmake-modules qtbase5-dev libkf5notifications-dev qml-module-org-kde-kirigami2 qml-module-qtquick-dialogs qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qt-labs-settings qml-module-qt-labs-folderlistmodel cmake build-essential gettext
+sudo apt-get install ca-certificates git build-essential cmake gcc g++ libkf5config-dev libkf5auth-dev libkf5package-dev libkf5declarative-dev libkf5coreaddons-dev libkf5dbusaddons-dev libkf5kcmutils-dev libkf5i18n-dev libkf5plasma-dev libqt5core5a libqt5widgets5 libqt5gui5 libqt5qml5 extra-cmake-modules qtbase5-dev libkf5notifications-dev qml-module-org-kde-kirigami2 qml-module-qtquick-dialogs qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qt-labs-settings qml-module-qt-labs-folderlistmodel cmake build-essential gettext
 ```
-**Note:** This was tested on KDE Neon User Edition 5.14, which is based on Ubuntu 18.04 LTS (Debian 9 Stretch/Sid).
+**Note:** This was tested on `Ubuntu 20.04.1 LTS` and `Debian 10`.
 
 ### Fedora:
 ```
-sudo dnf install qt5-devel kf5-ki18n-devel kf5-kauth-devel kf5-kconfig-devel kf5-kpackage-devel kf5-kcoreaddons-devel kf5-kdbusaddons-devel extra-cmake-modules kf5-knotifications-devel qt5-qtquickcontrols2-devel kf5-kconfigwidgets-devel kf5-kcmutils-devel kf5-plasma-devel cmake gettext qt5-qtbase-devel gcc-c++ kf5-kdeclarative-devel qt5-qtquickcontrols qt5-qtquickcontrols2
+sudo dnf install git gcc g++ cmake kf5-ki18n-devel kf5-kauth-devel kf5-kconfig-devel kf5-kpackage-devel kf5-kcoreaddons-devel kf5-kdbusaddons-devel extra-cmake-modules kf5-knotifications-devel qt5-qtquickcontrols2-devel kf5-kconfigwidgets-devel kf5-kcmutils-devel kf5-plasma-devel cmake gettext qt5-qtbase-devel gcc-c++ kf5-kdeclarative-devel qt5-qtquickcontrols qt5-qtquickcontrols2
 ```
-**Note:** This was tested on Fedora 31.
+**Note:** This was tested on `Fedora 33`.
 
 # Install: