feat: replace swaylock with gtklock

* Update package list with gtklock and userinfo, powerbar modules;
* Add gtklock config.ini, style.css, lockscreen wallpaper, default .face file (EOS logo);
* Remove swaylock configs;
* Update lock screen binding;
* Move idle config to autostart_applications.

.config/gtklock/config.ini

@@ -0,0 +1,19 @@
+[main]
+gtk-theme=Arc-Dark
+time-format=%l:%M %p
+start-hidden=1
+modules=userinfo-module;powerbar-module
+
+[userinfo]
+round-image=true
+horizontal-layout=false
+under-clock=true
+
+[powerbar]
+show-labels=true
+linked-buttons=true
+reboot-command=systemctl reboot
+poweroff-command=systemctl -i poweroff
+suspend-command=systemctl suspend
+userswitch-command=
+logout-command=swaymsg exit

.config/gtklock/style.css

@@ -0,0 +1,47 @@
+* {
+  border: none;
+  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8)
+}
+window {
+  background-image: url("EndeavourOS_Astronaut_SpaceWalk.png");
+  background-size: cover;
+  background-repeat: no-repeat;
+  background-position: center;
+  background-color: black;
+}
+#clock-label {
+  font-family: JetBrainsMono;
+  font-size: 64.0px;
+}
+#unlock-button {
+  background: none;
+  background-color: rgba(127, 63, 191, 0.4);
+  border: 2px solid rgba(127, 63, 191, 0.5);
+  padding: 4px;
+}
+#unlock-button:hover {
+  background-color: rgba(127, 63, 191, 0.9);
+}
+#input-field {
+  border-radius: 10px;
+  background-color: rgba(127, 127, 255, 0.1);
+  border: 2px solid rgba(127, 63, 191, 0.5);
+  padding-top: 5px;
+  padding-bottom: 5px;
+}
+#powerbar-box button {
+  background: none;
+  background-color: rgba(127, 63, 191, 0.4);
+  border: 2px solid rgba(127, 63, 191, 0.5);
+  border-radius: 10px;
+  padding: 4px;
+}
+#powerbar-box button:hover {
+  background-color: rgba(127, 63, 191, 0.9);
+}
+#input-label {
+  font-size: 0px;
+}
+#window-box infobar {
+  background-color: transparent;
+}