convert to yml for alacrity config

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

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

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

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