patch 8.2.0977: t_8u is made empty for the wrong terminals

Problem:    t_8u is made empty for the wrong terminals. (Dominique Pelle)
Solution:   Invert the check for TPR_YES. (closes #6254)
diff --git a/src/version.c b/src/version.c
index 9f71e50..f2170ef 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    977,
+/**/
     976,
 /**/
     975,