runtime(sh): Update syntax file, fix issue #962 (#14138)

Allow the opening parenthesis of a multiline array assignment, within an
if statement, to appear at EOL.

Fixes issue #962.

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/syntax/testdir/input/sh_11.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# Issue #962
+
+arr=(
+  1 2 3 4
+) # ok
+
+if true; then
+
+  arr=(1 2 3 4) # ok
+
+  arr=( 1 2 3 4 ) # ok
+
+  arr=(
+    1 2 3 4
+  ) # paren error!
+
+fi
+