rtl: fix missing reset on ddstrb in jpeg_rle

ddstrb had no reset, risking spurious go assertion to jpeg_rle1
immediately after reset release, corrupting the first JPEG block.

Signed-off-by: Ashnaa Seth <ashnaaseth2325@gmail.com>
Signed-off-by: ashnaaseth2325-oss <ashnaaseth2325@gmail.com>

Signed-off-by: Matt Liberty <mliberty@precisioninno.com>

Author: ashnaaseth2325-oss

flow/designs/src/jpeg/jpeg_rle.v

@@ -98,8 +98,11 @@ module jpeg_rle(clk, rst, ena, dstrb, din, size, rlen, amp, douten, bstart);
 	//
 
 	reg ddstrb;
-	always @(posedge clk)
-	  ddstrb <= #1 dstrb;
+	always @(posedge clk or negedge rst)
+	  if (!rst)
+	    ddstrb <= #1 1'b0;
+	  else
+	    ddstrb <= #1 dstrb;
 
 	// generate run-length encoded signals
 	jpeg_rle1 rle(