patch 8.2.2275: CTRL-C not recognized in Mintty

Problem:    CTRL-C not recognized in Mintty.
Solution:   Recognize the modifyOtherKeys code ending in "u". (Christian
            Brabandt, closes #7575)
diff --git a/src/version.c b/src/version.c
index 458c3a0..e6df876 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2275,
+/**/
     2274,
 /**/
     2273,