Add STATIC_LIBC=ON to Docker build scripts

Author: ajor

build-debug.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 set -e
-docker run --rm -it -u $(id -u):$(id -g) -v $(pwd):$(pwd) -e STATIC_LINKING=ON -e RUN_TESTS=0 bpftrace-builder-alpine "$(pwd)/build-debug" Debug "$@"
+docker run --rm -it -u $(id -u):$(id -g) -v $(pwd):$(pwd) -e STATIC_LINKING=ON -e STATIC_LIBC=ON -e RUN_TESTS=0 bpftrace-builder-alpine "$(pwd)/build-debug" Debug "$@"

build-release.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 set -e
-docker run --rm -it -u $(id -u):$(id -g) -v $(pwd):$(pwd) -e STATIC_LINKING=ON -e RUN_TESTS=0 bpftrace-builder-alpine "$(pwd)/build-release" Release "$@"
+docker run --rm -it -u $(id -u):$(id -g) -v $(pwd):$(pwd) -e STATIC_LINKING=ON -e STATIC_LIBC=ON -e RUN_TESTS=0 bpftrace-builder-alpine "$(pwd)/build-release" Release "$@"