ARM: OMAP2+: cm33xx: use matching function name in kernel-doc

Prevent a kernel-doc warning by using the correct function name in
the kernel-doc comment:

cm33xx.c:366: warning: expecting prototype for am33xx_restore_save_context(). Prototype was for am33xx_clkdm_restore_context() instead

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org
Cc: Russell King <linux@armlinux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Cc: patches@armlinux.org.uk
Message-ID: <20240117011004.22669-5-rdunlap@infradead.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>