patch 9.0.1671: Termdebug: error with more than 99 breakpoints

Problem:    Termdebug: error with more than 99 breakpoints.
Solution:   Use a different sign for breakpoint 100 and over. (closes #12589,
            closes #12588)
diff --git a/src/version.c b/src/version.c
index bc2b0b5..b21e5a6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1671,
+/**/
     1670,
 /**/
     1669,