Bind RET/C-j instead of remapping newline

RET -> newline-and-indent
C-j -> newline

This is basically the opposite of the Emacs default.

modules/config/default/+bindings.el

@@ -9,12 +9,15 @@
 ;;
 (map! [remap evil-jump-to-tag] #'projectile-find-tag
       [remap find-tag]         #'projectile-find-tag
-      [remap newline]          #'newline-and-indent
 
       ;; Ensure there are no conflicts
       :nmvo doom-leader-key nil
       :nmvo doom-localleader-key nil
 
+      ;; Swap RET/C-j in insert mode
+      :i [remap newline] #'newline-and-indent
+      :i "C-j" #'+default/newline
+
       ;; --- Global keybindings ---------------------------
       ;; Make M-x available everywhere
       :gnvime "M-x" #'execute-extended-command