[BUG] [ESP32] Auto generation of OTA image fails

[shubhamdp]

Reproduction steps

Steps

1. cd examples/ota-requestor-app/esp32
2. change the version to 2 from CMakeLists.txt
3. Enable "Generate Matter OTA image" config options using idf.py menuconfig
4. idf.py build

Expected

1. Build success with application binary and matter ota image binary

Actual

1. Build success with only application binary and no matter ota image binary

Bug prevalence

Alway

GitHub hash of the SDK that was being used

f9339cc

Platform

esp32

Platform Version(s)

No response

Anything else?

No response