queries: Reverse precedence for git-config highlights

runtime/queries/git-config/highlights.scm

@@ -1,3 +1,5 @@
+(section_name) @markup.heading
+
 ((section_name) @keyword.directive
  (#eq? @keyword.directive "include"))
 
@@ -6,16 +8,15 @@
    (subsection_name))
  (#eq? @keyword.directive "includeIf"))
 
-(section_name) @markup.heading
 (variable (name) @variable.other.member)
 [(true) (false)] @constant.builtin.boolean
 (integer) @constant.numeric.integer
 
+[(string) (subsection_name)] @string
+
 ((string) @string.special.path
  (#match? @string.special.path "^(~|./|/)"))
 
-[(string) (subsection_name)] @string
-
 [
   "["
   "]"