Fix reviewer's bug catches

tools/distrib/buildifier_format_code.sh

@@ -45,7 +45,7 @@ function download_buildifier() {
 }
 
 
-# Get the correct versino of buildifier
+# Get the correct version of buildifier
 if [ -x "$(command -v buildifier)" ]; then
     existing_buildifier_version="$(buildifier -version 2>&1 | head -n1 | cut -d" " -f3)"
     if [[ "${existing_buildifier_version}" != "${BUILDIFIER_VERSION}" ]]; then

tools/run_tests/sanity/check_buildifier.sh

@@ -24,7 +24,7 @@ result=$?
 
 if [[ ${result} != 0 ]]; then
     echo "==========BUILDIFIER CHECK FAILED=========="
-    echo "Recommend to use following script to fix automatically:"
+    echo "Please try using the following script to fix automatically:"
     echo ""
     echo "    tools/distrib/buildifier_format_code.sh"
     echo ""