nymvpn: use 4 cores

metadata/net.nymtech.nymvpn.yml

@@ -529,10 +529,6 @@ Builds:
       - apt-get update
       - apt-get install -y make gcc
       - apt-get install -t bookworm-backports -y golang-go
-      - export CPUS_MAX=16
-      - export CPUS=$(getconf _NPROCESSORS_ONLN)
-      - for (( c=$CPUS_MAX; c<$CPUS; c++ )) ; do echo 0 > /sys/devices/system/cpu/cpu$c/online
-        ; done
     gradle:
       - fdroid
     srclibs:
@@ -553,6 +549,7 @@ Builds:
       - export NDK_TOOLCHAIN_DIR="$$NDK$$/toolchains/llvm/prebuilt/linux-x86_64/bin"
       - export RELEASE="true"
       - make -C ../../nym-vpn-core -f Android.mk
+      - taskset --cpu-list 0-3 gradle assembleFdroidRelease
     ndk: r25c
     gradleprops:
       - buildDeps=false