https://blog.gradle.org/wrapper-attack-report
you can check the checksum on mac with
shasum -a 256 gradle/wrapper/gradle-wrapper.jar
and verify against the release versions on https://gradle.org/release-checksums/
so for current 7.6 it would be
c5a643cf80162e665cc228f7b16f343fef868e47d3a4836f62e18b7e17ac018a
which means your project is not affected