Description of the feature or fix

Mentioned in #5925
Use the file name for image array attribute.

E.g. for start35.png --> start35.c

#ifndef LV_ATTRIBUTE_START35
#define LV_ATTRIBUTE_START35
#endif

static const
LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST LV_ATTRIBUTE_START35
uint8_t start35_map[] = {
...

Notes

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