small error dockerfile for test image

for_tests/Dockerfile

@@ -79,7 +79,7 @@ RUN make clean &&\
 # Install FastTree version 2.1.11 Double precision (No SSE3)
 WORKDIR /tmp
 RUN wget http://www.microbesonline.org/fasttree/FastTree.c &&\
-    gcc -DOPENMP -fopenmp -DUSE_DOUBLE -Wall -O3 -finline-functions -funroll-loops -o FastTreeMP astTree.c -lm &&\
+    gcc -DOPENMP -fopenmp -DUSE_DOUBLE -Wall -O3 -finline-functions -funroll-loops -o FastTreeMP FastTree.c -lm &&\
     ln -s /tmp/FastTre#eMP /usr/local/bin## Install FastME FastME 2.1.6.1
 WORKDIR /tmp
 RUN apt-get install -y automake  &&\