gitconfig: fix delta diff of very long lines

profile/default/.gitconfig

@@ -61,6 +61,8 @@
     grep-file-style = yellow
     grep-line-number-style = orange
     grep-match-word-style = red bold
+    max-line-length = 20000
+    max-syntax-highlighting-length = 20000
 
 [diff-so-fancy]
     # Disable green marker at the beginning of new empty lines