Fix verilog-indent-begin-after-if nil not honoring 'forever', 'foreach', and 'do' keywords.

	* verilog-mode.el (verilog-no-indent-begin-re): Fix
	`verilog-indent-begin-after-if' nil not honoring 'forever',
	'foreach', and 'do' keywords.  Reported by Alex Reed.

Signed-off-by: Wilson Snyder <wsnyder@wsnyder.org>