patch 8.2.0797: MS-Windows: compiler still can't handle C99 construct

Problem:    MS-Windows: compiler still can't handle C99 construct.
Solution:   Change to C90 construct. (Dominique Pelle, closes #6106)
diff --git a/src/libvterm/src/state.c b/src/libvterm/src/state.c
index fe8e7b4..1be1dae 100644
--- a/src/libvterm/src/state.c
+++ b/src/libvterm/src/state.c
@@ -1780,8 +1780,7 @@
       }
 
       for( ; row < rows; row++) {
-	VTermLineInfo lineInfo = (VTermLineInfo){0};
-	lineInfo.doublewidth = 0;
+	VTermLineInfo lineInfo = {0};
 	newlineinfo[row] = lineInfo;
       }
 
diff --git a/src/version.c b/src/version.c
index fc9a1a0..9c1f6f1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    797,
+/**/
     796,
 /**/
     795,