Merge branch 'feature/loadable_elf_c3' into 'master'

build-system: add loadable elf support for ESP32-S2 and C3

Closes IDF-2137

See merge request espressif/esp-idf!12217

components/esp32s2/ld/esp32s2_fragments.lf

@@ -78,8 +78,12 @@ entries:
 
 [scheme:default]
 entries:
-    text -> flash_text
-    rodata -> flash_rodata
+    if APP_BUILD_USE_FLASH_SECTIONS = y:
+        text -> flash_text
+        rodata -> flash_rodata
+    else:
+        text -> iram0_text
+        rodata -> dram0_data
     data -> dram0_data
     bss -> dram0_bss
     common -> dram0_bss