patch 8.1.0362: cannot get the script line number when executing a function

Problem:    Cannot get the script line number when executing a function.
Solution:   Store the line number besides the script ID. (Ozaki Kiichi,
            closes #3362)  Also display the line number with ":verbose set".
diff --git a/src/term.c b/src/term.c
index cede4b8..b2e2b03 100644
--- a/src/term.c
+++ b/src/term.c
@@ -6128,7 +6128,7 @@
 	     */
 	    if (STRNICMP(src, "<SID>", 5) == 0)
 	    {
-		if (current_SID <= 0)
+		if (current_sctx.sc_sid <= 0)
 		    EMSG(_(e_usingsid));
 		else
 		{
@@ -6136,7 +6136,8 @@
 		    result[dlen++] = K_SPECIAL;
 		    result[dlen++] = (int)KS_EXTRA;
 		    result[dlen++] = (int)KE_SNR;
-		    sprintf((char *)result + dlen, "%ld", (long)current_SID);
+		    sprintf((char *)result + dlen, "%ld",
+						    (long)current_sctx.sc_sid);
 		    dlen += (int)STRLEN(result + dlen);
 		    result[dlen++] = '_';
 		    continue;