add hadolint dotfile to ignore some rules globally

Signed-off-by: Oguz Ozturk <[email protected]>

.hadolint.yaml

@@ -0,0 +1,3 @@
+ignored:
+  - DL3008  # Pin versions in apt get install. Instead of `apt-get install <package>` use `apt-get install <package>=<version>`
+  - DL3013  # Pin versions in pip. Instead of `pip install <package>`, use `pip install <package>==<version>`