update julia sysimage, startup & neovim frac snippet

dotfiles/neovim/luasnippets/satysfi/math.lua

@@ -322,6 +322,10 @@ return {
         {trig = ";6", show_condition = isinmath},
         t("\\partial")
     ),
+    s(
+        {trig = ";;", show_condition = isinmath},
+        {t("\\frac{"), i(1), t("}{"), i(2), t("}")}
+    ),
     s(
         {trig = ";%", show_condition = isinmath},
         {t("\\frac{"), i(1), t("}{"), i(2), t("}")}

dotfiles/startup_linux.jl

@@ -1,2 +1,7 @@
 using OhMyREPL
+# using JuliaSyntax
+#
+# if v"1.9" ≤ VERSION < v"1.10"
+#     JuliaSyntax.enable_in_core!()
+# end