Update build command

- removed the step to , defaulting to repo root

Author: wileyj

Dockerfile

@@ -12,7 +12,7 @@ RUN apk add --no-cache musl-dev
 
 RUN mkdir /out
 
-RUN cd testnet/stacks-node && cargo build --features monitoring_prom,slog_json --release
+RUN cargo build --features monitoring_prom,slog_json --release
 
 RUN cp target/release/stacks-node /out
 

Dockerfile.debian

@@ -10,7 +10,7 @@ COPY . .
 
 RUN mkdir /out
 
-RUN cd testnet/stacks-node && cargo build --features monitoring_prom,slog_json --release
+RUN cargo build --features monitoring_prom,slog_json --release
 
 RUN cp target/release/stacks-node /out