Fix typos in code comments (TraceMachina#1190)

Fixed a typo in `Dockerfile` and updated the wrong comment line in
`simple_prometheus_test.sh.

Author: aleksdmladenovic

deployment-examples/docker-compose/Dockerfile

@@ -18,7 +18,7 @@ ARG OS_VERSION=22.04
 ARG OPT_LEVEL=opt
 # Additional bazel flags.
 ARG ADDITIONAL_BAZEL_FLAGS=
-# Bash arguments my be passed in here to install any additional dependencies
+# Bash arguments may be passed in here to install any additional dependencies
 # needed by the user. Useful if your worker needs specific dependencies installed.
 ARG ADDITIONAL_SETUP_WORKER_CMD=
 

integration_tests/simple_prometheus_test.sh

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# This is a sanity check test to ensure we are caching test results.
+# This is a sanity check test to ensure prometheus metrics server is working.
 
 if [[ $UNDER_TEST_RUNNER -ne 1 ]]; then
   echo "This script should be run under run_integration_tests.sh"