patch 8.2.3583: the "gd" and "gD" commands do not update search stats

Problem:    The "gd" and "gD" commands do not update search stats. (Gary
            Johnson)
Solution:   Clear search stats.
diff --git a/src/testdir/dumps/Test_searchstatgd_1.dump b/src/testdir/dumps/Test_searchstatgd_1.dump
new file mode 100644
index 0000000..672af91
--- /dev/null
+++ b/src/testdir/dumps/Test_searchstatgd_1.dump
@@ -0,0 +1,10 @@
+|i+0&#ffffff0|n|t| |c|a|t|;| @66
+|i|n|t| >d+0&#ffff4012|o|g|;+0&#ffffff0| @66
+|c|a|t| |=| |d+0&#ffff4012|o|g|;+0&#ffffff0| @64
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|/+0#0000000&|d|o|g| @35|[|1|/|2|]| @11|2|,|5| @10|A|l@1| 
diff --git a/src/testdir/dumps/Test_searchstatgd_2.dump b/src/testdir/dumps/Test_searchstatgd_2.dump
new file mode 100644
index 0000000..ea1ac4d
--- /dev/null
+++ b/src/testdir/dumps/Test_searchstatgd_2.dump
@@ -0,0 +1,10 @@
+|i+0&#ffffff0|n|t| >c+0&#ffff4012|a|t|;+0&#ffffff0| @66
+|i|n|t| |d|o|g|;| @66
+|c+0&#ffff4012|a|t| +0&#ffffff0|=| |d|o|g|;| @64
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+| +0#0000000&@56|1|,|5| @10|A|l@1|