waybar: unite power-profiles-daemon, and idle_inhibitor on one island

config/niri/waybar.jsonc

···
     "tray",
     "battery",
     "power-profiles-daemon",
-    "backlight",
     "idle_inhibitor",
+    "backlight",
     "pulseaudio",
     "network"
   ]

config/waybar/modules/info.jsonc

···
   },
 
   "idle_inhibitor": {
-    "format": "{icon}",
+    "format": "{icon} ",
     "format-icons": {
-      "activated": " ",
-      "deactivated": " "
+      "activated": "󰅶",
+      "deactivated": "󰛊"
     }
   }
 }

config/waybar/style.css

···
 }
 
 #language, #cpu, #memory, #workspaces, #window, #tray, #clock, #battery,
-#power-profiles-daemon, #pulseaudio, #network, #backlight, #temperature,
-#idle_inhibitor {
+#pulseaudio, #network, #backlight, #temperature {
   background-color: @bg-darker-color;
   color: @fg-color;
   border-radius: 16px;
   margin: 5px 5px 5px 5px;
   padding: 0px 10px 0px 10px;
 }
+
+#power-profiles-daemon, #idle_inhibitor {
+  background-color: @bg-darker-color;
+  padding: 0px 10px 0px 14px;
+}
+#power-profiles-daemon { border-radius: 16px 0 0 16px; margin: 5px 0 5px 5px; }
+#idle_inhibitor { border-radius: 0 16px 16px 0; margin: 5px 5px 5px 0; }
 
 #network, #backlight { color: @blue; }
 #cpu, #pulseaudio, #memory, #clock, #temperature { color: @active-bg-color; }