x86: linker: add snippets-text-sections.ld

Adds snippets-text-sections.ld to x86 linker scripts.
For now, this is for the memory mapping test.

Signed-off-by: Daniel Leung <[email protected]>

Author: dcpleung

boards/qemu/x86/qemu_x86_tiny.ld

@@ -640,6 +640,8 @@ SECTIONS
 	*(.fini)
 	*(.eini)
 
+#include <snippets-text-sections.ld>
+
 #ifndef CONFIG_LINKER_USE_PINNED_SECTION
 #include <zephyr/linker/kobject-text.ld>
 #endif

include/zephyr/arch/x86/ia32/linker.ld

@@ -341,6 +341,8 @@ SECTIONS
 	*(.fini)
 	*(.eini)
 
+#include <snippets-text-sections.ld>
+
 #ifndef CONFIG_LINKER_USE_PINNED_SECTION
 #include <zephyr/linker/kobject-text.ld>
 #endif

include/zephyr/arch/x86/intel64/linker.ld

@@ -95,6 +95,8 @@ SECTIONS
 	*(.text)
 	*(.text.*)
 
+	#include <snippets-text-sections.ld>
+
 	#include <zephyr/linker/kobject-text.ld>
 
 	MMU_PAGE_ALIGN_PERM