fix(test): build libfaketime instead of copy bin

test/e2e2/Dockerfile

@@ -1,8 +1,14 @@
+FROM alpine/git
+RUN git clone https://github.com/wolfcw/libfaketime /libfaketime \
+ && apk -U add build-base
+WORKDIR /libfaketime
+RUN make && make install
+
 FROM python:3.11-alpine
 
 RUN apk add --no-cache bash curl
 
-COPY --from=desec-stack_libfaketime /faketime.so /lib/libfaketime.so
+COPY --from=0 /usr/local/lib/faketime/libfaketimeMT.so.1 /lib/libfaketime.so
 RUN mkdir -p /etc/faketime
 
 RUN mkdir /e2e