patch 8.2.2543: Vim9: a return inside try/catch does not restore properly

Problem:    Vim9: a return inside try/catch does not restore exception state
            properly.
Solution:   When there is no ":finally" jump to ":endtry". (closes #7882)
diff --git a/src/vim9execute.c b/src/vim9execute.c
index d2cc62f..232f047 100644
--- a/src/vim9execute.c
+++ b/src/vim9execute.c
@@ -2517,11 +2517,13 @@
 			trycmd = ((trycmd_T *)trystack->ga_data)
 							+ trystack->ga_len - 1;
 		    if (trycmd != NULL
-				  && trycmd->tcd_frame_idx == ectx.ec_frame_idx
-				  && trycmd->tcd_finally_idx != 0)
+				 && trycmd->tcd_frame_idx == ectx.ec_frame_idx)
 		    {
-			// jump to ":finally" once
-			ectx.ec_iidx = trycmd->tcd_finally_idx;
+			// jump to ":finally" or ":endtry"
+			if (trycmd->tcd_finally_idx != 0)
+			    ectx.ec_iidx = trycmd->tcd_finally_idx;
+			else
+			    ectx.ec_iidx = trycmd->tcd_endtry_idx;
 			trycmd->tcd_return = TRUE;
 		    }
 		    else