feat: add .txt extensions to data files

data/common_list.txt

@@ -0,0 +1,42 @@
+@development-tools
+@virtualization
+@multimedia
+@sound-and-video
+vim
+papirus-icon-theme
+jetbrains-mono-fonts-all
+rsms-inter-fonts
+rsms-inter-vf-fonts
+fish
+rustup
+git
+htop
+btop
+fastfetch
+inxi
+dejavu-fonts-all
+liberation-fonts
+liberation-narrow-fonts
+google-noto-emoji-fonts
+google-noto-color-emoji-fonts
+google-noto-sans-fonts
+google-roboto*
+mozilla-fira*
+adobe-source-code*
+adobe-source-sans-pro-fonts
+fontawesome-fonts-all
+google-droid-fonts-all
+bitstream-vera-fonts-all
+fira-code-fonts
+cascadia-fonts-all
+intel-one-mono-fonts
+curl
+gstreamer1-plugins-base
+gstreamer1-plugins-good
+gstreamer1-plugins-bad-free
+gstreamer1-plugins-good-extras
+gstreamer1-plugins-bad-free-extras
+gstreamer1-plugins-ugly-free
+gstreamer1-plugin-libav
+gstreamer1-plugin-openh264
+https://downloads.sourceforge.net/project/mscorefonts2/rpms/msttcore-fonts-installer-2.6-1.noarch.rpm