remoteproc: imx_rproc: Use strstarts for "rsc-table" check

remoteproc: imx_rproc: Use strstarts for "rsc-table" check

The resource name may include an address suffix, for example:
rsc-table@1fff8000.

To handle such cases, use strstarts() instead of strcmp() when checking
for "rsc-table".

Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Zhongqiu Han <zhongqiu.han@oss.qualcomm.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Fixes: 67a7bc7f0358 ("remoteproc: Use of_reserved_mem_region_* functions for "memory-region"")
Link: https://lore.kernel.org/r/20251208233302.684139-1-shenwei.wang@nxp.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>