module: drop unused module_writable_address()

jira LE-4694
Rebuild_History Non-Buildable kernel-6.12.0-55.43.1.el10_0
commit-author Mike Rapoport (Microsoft) <rppt@kernel.org>
commit 602df37

module_writable_address() is unused and can be removed.

	Signed-off-by: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
	Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250126074733.1384926-9-rppt@kernel.org
(cherry picked from commit 602df37)
	Signed-off-by: Jonathan Maple <jmaple@ciq.com>

Author: PlaidCat

include/linux/module.h

@@ -769,11 +769,6 @@ static inline bool is_livepatch_module(struct module *mod)
 
 void set_module_sig_enforced(void);
 
-static inline void *module_writable_address(struct module *mod, void *loc)
-{
-	return loc;
-}
-
 #else /* !CONFIG_MODULES... */
 
 static inline struct module *__module_address(unsigned long addr)
@@ -881,11 +876,6 @@ static inline bool module_is_coming(struct module *mod)
 {
 	return false;
 }
-
-static inline void *module_writable_address(struct module *mod, void *loc)
-{
-	return loc;
-}
 #endif /* CONFIG_MODULES */
 
 #ifdef CONFIG_SYSFS