fix(linux): enable secp256k1 recovery module in build script

Author: sneurlax

scripts/linux/build_secp256k1.sh

@@ -6,8 +6,9 @@ fi
 cd secp256k1
 git checkout 68b55209f1ba3e6c0417789598f5f75649e9c14c
 git reset --hard
+rm -rf build
 mkdir -p build && cd build
-cmake ..
+cmake .. -DSECP256K1_ENABLE_MODULE_RECOVERY=ON
 cmake --build .
 mkdir -p ../../../../../build
 cp lib/libsecp256k1.so.2.*.* "../../../../../build/libsecp256k1.so"