git: Replace dsf with git-delta

Diff-so-fancy is pretty good but delta just looks soo buttery smooth.

git/.config/git/config

@@ -4,6 +4,16 @@
   signingkey    = 73BA40D5AFAF49C9
 [init]
   defaultBranch = main
+[core]
+  pager = delta
+[interactive]
+  diffFilter = delta --color-only
+[merge]
+  conflictstyle = diff3
+[delta]
+  navigate = true
+  line-numbers = true
+  syntax-theme = base16
 [sendemail]
   smtpserver    = "/usr/bin/msmtp"
   annotate      = yes
@@ -21,8 +31,6 @@
   rebase        = true                                                 # always rebase on pulling, obviates merge commits
 [diff]
   colorMoved    = zebra                                                # also color stuff that has simply been moved, in a classy zebra-color
-[pager]
-  diff          = dsf | less --tabs=4 -RFXS --pattern '(^(Date|added|deleted|modified): |^diff --git )'
 [color.diff]
   meta          = "9"
   frag          = "magenta bold"