patch 8.0.1062: Coverity warnings in libvterm

Problem:    Coverity warnings in libvterm.
Solution:   Add (void) to avoid warning for not checking return value.
            Add "break" before "case".
diff --git a/src/libvterm/src/screen.c b/src/libvterm/src/screen.c
index a174e86..8d6218f 100644
--- a/src/libvterm/src/screen.c
+++ b/src/libvterm/src/screen.c
@@ -214,7 +214,7 @@
     VTermPos pos;
     for(pos.row = 0; pos.row < src.start_row; pos.row++) {
       for(pos.col = 0; pos.col < screen->cols; pos.col++)
-        vterm_screen_get_cell(screen, pos, screen->sb_buffer + pos.col);
+        (void)vterm_screen_get_cell(screen, pos, screen->sb_buffer + pos.col);
 
       (screen->callbacks->sb_pushline)(screen->cols, screen->sb_buffer, screen->cbdata);
     }
diff --git a/src/libvterm/src/state.c b/src/libvterm/src/state.c
index 88c259c..5a6feac 100644
--- a/src/libvterm/src/state.c
+++ b/src/libvterm/src/state.c
@@ -878,6 +878,7 @@
 
     case 2004:
       reply = state->mode.bracketpaste;
+      break;
 
     default:
       vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "?%d;%d$y", num, 0);
diff --git a/src/version.c b/src/version.c
index 741536e..5fe8eed 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1062,
+/**/
     1061,
 /**/
     1060,