Update dotfiles

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

.config/awesome/bindings/global.lua

@@ -91,7 +91,7 @@ globalkeys =
             {},
             "XF86AudioRaiseVolume",
             function()
-                awful.spawn("amixer set Master 2%+", false)
+                awful.spawn("pactl set-sink-volume @DEFAULT_SINK@ +2%", false)
             end,
             {description = "volume +2%", group = "hotkeys"}
         ),
@@ -99,7 +99,7 @@ globalkeys =
             {},
             "XF86AudioLowerVolume",
             function()
-                awful.spawn("amixer set Master 2%-", false)
+                awful.spawn("pactl set-sink-volume @DEFAULT_SINK@ -2%", false)
             end,
             {description = "volume -2%", group = "hotkeys"}
         ),
@@ -298,8 +298,8 @@ globalkeys =
             {description = "go back", group = "tag"}
         ),
         awful.key(
-            {modkey},
-            ".",
+            {modkey, "Shift"},
+            ";",
             function()
                 awful.spawn("/usr/bin/emoji-picker")
             end,