mp-buildbot: fix typo in help text

git-svn-id: https://svn.macports.org/repository/macports/contrib/mp-buildbot@150701 d073be05-634f-4543-b044-5fe20cf6d1d6

mpbb-install-dependencies

@@ -6,7 +6,7 @@
 
 
 install-dependencies-help() {
-    echo "Builds and installs all dependencies of port --port."
+    echo "Build and install all dependencies of port --port."
 }
 
 install-dependencies() {
@@ -21,7 +21,6 @@ install-dependencies() {
     fi
 
     if ! "${option_prefix}/bin/port" -d install --unrequested depof:"${option_port}"; then
-
         echo "Build failed, cleaning up..."
         cleanup
         return 1

mpbb-install-port

@@ -6,7 +6,7 @@
 
 
 install-port-help() {
-    echo "Builds and install the port --port itself."
+    echo "Build and install the port --port itself."
 }
 
 install-port() {