Fix build error

Signed-off-by: anhnghcl <anh_ng@hcl.com>
Change-Id: I811f1b56b47f3a906c37f0b8cbf3716b715b7bcb
diff --git a/jjb/shell/install-git-pistache.sh b/jjb/shell/install-git-pistache.sh
old mode 100644
new mode 100755
index 0e37ec3..9ce0261
--- a/jjb/shell/install-git-pistache.sh
+++ b/jjb/shell/install-git-pistache.sh
@@ -37,7 +37,7 @@
     -DPISTACHE_BUILD_EXAMPLES=false \
     -DPISTACHE_BUILD_TESTS=false \
     -DPISTACHE_BUILD_DOCS=false \
-    --prefix="$PWD/prefix" \
+    --prefix="$PWD/prefix"  && \
      meson install -C build && \
      sudo cp -rf prefix/include/pistache /usr/include/pistache && \
      sudo cp prefix/lib/x86_64-linux-gnu/libpistache.so.0.0.3 $LIBRARY_PATH && \