vim-patch:7.4.1973

Problem:    On MS-Windows the package directory may be added at the end
            because of forward/backward slash differences. (Matthew
            Desjardins)
Solution:   Ignore slash differences.

4c5717ed8a

src/nvim/version.c

@@ -75,6 +75,7 @@ static char *features[] = {
 
 // clang-format off
 static int included_patches[] = {
+  1973,
   1960,
   1840,
   1832,