fix(sourcekit-lsp): use git as last resort for sourcekit-lsp. (#3192)

* fix(sourcekit-lsp): use git as last resort for sourcekit-lsp

* fix: updated documentation for sourcekit-lsp as well

lua/lspconfig/server_configurations/sourcekit.lua

@@ -7,9 +7,9 @@ return {
     root_dir = function(filename, _)
       return util.root_pattern 'buildServer.json'(filename)
         or util.root_pattern('*.xcodeproj', '*.xcworkspace')(filename)
-        or util.find_git_ancestor(filename)
         -- better to keep it at the end, because some modularized apps contain multiple Package.swift files
         or util.root_pattern('compile_commands.json', 'Package.swift')(filename)
+        or util.find_git_ancestor(filename)
     end,
   },
   docs = {
@@ -19,7 +19,7 @@ https://github.com/apple/sourcekit-lsp
 Language server for Swift and C/C++/Objective-C.
     ]],
     default_config = {
-      root_dir = [[root_pattern("buildServer.json", "*.xcodeproj", "*.xcworkspace", ".git", "compile_commands.json", "Package.swift")]],
+      root_dir = [[root_pattern("buildServer.json", "*.xcodeproj", "*.xcworkspace", "compile_commands.json", "Package.swift", ".git")]],
     },
   },
 }