linker: fix shared interrupts for MWDT toolchain

MWDT toolchain adds additional suffix to sections name in case of
ffunction-sections / fdata-sections are enabled.

Let's pick a single set of rules and syntax that work for all
toolchain.

Signed-off-by: Eugeniy Paltsev <[email protected]>
Signed-off-by: Evgeniy Paltsev <[email protected]>

include/zephyr/linker/common-rom/common-rom-kernel-devices.ld

@@ -41,7 +41,7 @@
 	 */
 	SECTION_PROLOGUE(.text.z_shared_isr,,)
 	{
-		KEEP(*(.text.z_shared_isr))
+		KEEP(*(.text.z_shared_isr*))
 	} GROUP_ROM_LINK_IN(RAMABLE_REGION, ROMABLE_REGION)
 #endif