migrate alacrity config to toml

install/etc/skel/.config/alacritty/alacritty.toml

@@ -0,0 +1,9 @@
+[env]
+TERM = "xterm-256color"
+
+[shell]
+args = ["--login"]
+program = "/usr/bin/bash"
+
+[window]
+opacity = 0.95

install/etc/skel/.config/alacritty/alacritty.yml

@@ -1,8 +0,0 @@
-env:
-  TERM: xterm-256color
-window:
-  opacity: 0.95
-shell:
-  program: /usr/bin/bash
-  args:
-    - --login