lib/program.ld: Account for large code model sections

Starting with version 18 LLVM puts code and data generated with
-ffunction-section -mcmodel=large inside sections with an 'l' prefix.

Change-Id: Ib755673dfa9e71172bbef0a5aec075154c89a97b
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81675
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/arch/x86/car.ld

@@ -72,6 +72,8 @@
 	/* Allow global uninitialized variables for stages without CAR teardown. */
 	*(.bss)
 	*(.bss.*)
+	*(.lbss)
+	*(.lbss.*)
 	*(.sbss)
 	*(.sbss.*)
 	. = ALIGN(ARCH_POINTER_ALIGN_SIZE);
@@ -97,6 +99,8 @@ _bogus = ASSERT(_etext == ALIGN(_etext, ARCH_POINTER_ALIGN_SIZE), "Cache-As-RAM
 	_data = .;
 	*(.data);
 	*(.data.*);
+	*(.ldata);
+	*(.ldata.*);
 	*(.sdata);
 	*(.sdata.*);
 	. = ALIGN(ARCH_POINTER_ALIGN_SIZE);