Fix autorefresh manifest for floods script (datacommonsorg#986)

* autorefresh script for flood events

* udpate pipeline config

* update floods configs

* fix unit tests

* add readme

* add requirements.txt for ee scripts

* fix review comments

* address review comments

* fix floods manifest

* resolve sync conflict

scripts/floods/manifest.json

@@ -1,13 +1,13 @@
 {
     "import_specifications": [{
         "import_name":
-            "DynamicWorld_FloodEvents",
+            "DynamicWorld_FloodEvents_AutoRefresh",
         "curator_emails": ["[email protected]"],
         "provenance_url":
             "https://developers.google.com/earth-engine/datasets/catalog/GOOGLE_DYNAMICWORLD_V1",
         "provenance_description":
             "Flood events inferred from areas marked with high probability of water outside the permanent water bodies.",
-        "scripts": ["generate_flood_events.py"],
+        "scripts": ["generate_floods_events.py"],
         "import_inputs": [{
             "template_mcf": "",
             "cleaned_csv": ""