install last version of blastp

for_tests/Dockerfile

@@ -42,7 +42,7 @@ RUN wget https://github.com/tseemann/barrnap/archive/0.8.tar.gz &&\
 
 # Install prokka:
 WORKDIR /tmp
-RUN echo blastp --version
+RUN blastp --version
 RUN apt-get install -y\
         libdatetime-perl \
         libxml-simple-perl \