Fix typo

tests/check_coverage.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-bash download_test_data
+bash download_test_data.sh
 coverage run --source paddlers,$(ls -d ../tools/* | tr '\n' ',') --omit=../paddlers/models/* -m unittest discover -v
 coverage report
 coverage html -d coverage_html

tests/run_fast_tests.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 
-bash download_test_data
+bash download_test_data.sh
 python -m unittest -v fast_tests

tests/run_tests.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 
-bash download_test_data
+bash download_test_data.sh
 python -m unittest discover -v