Add itsthisjustins ota fix for x3

src/platform/skip_efuse_blk_check.c

@@ -0,0 +1,11 @@
+// Override the prebuilt libbootloader_support.a implementation.
+// The X3's validation code misreads the new image's esp_app_desc_t through a
+// misaligned bootloader_mmap pointer, producing garbage eFuse block revision
+// values that fail the check. Safe to skip: the eFuse block revision gate is
+// a manufacturing concern, not a runtime safety issue.
+#include <esp_err.h>
+esp_err_t __wrap_bootloader_common_check_efuse_blk_validity(uint32_t min_rev_full, uint32_t max_rev_full) {
+  (void)min_rev_full;
+  (void)max_rev_full;
+  return ESP_OK;
+}