imx95_evk: add i.MX95 19x19 EVK board basic support

This patch adds i.MX95 19x19 EVK board basic support.

Messaging unit for EdgeLock Secure Enclave, messaging unit for System
Manager, uSDHC for SD Card, gpio, lpuart are supported now.

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Alice Guo <alice.guo@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
diff --git a/doc/board/nxp/index.rst b/doc/board/nxp/index.rst
index 8ca4b56..e7ec725 100644
--- a/doc/board/nxp/index.rst
+++ b/doc/board/nxp/index.rst
@@ -15,6 +15,7 @@
    imx91_11x11_evk
    imx93_9x9_qsb
    imx93_11x11_evk
+   imx95_evk
    imxrt1020-evk
    imxrt1050-evk
    imxrt1170-evk