fix: small fix and refactor after testing EkuboV2 (#188)

* fix: add `balance_owner` attribute for ekubo_v2 components

* refactor: rename `ekubo` into `ekubo-v2`

* refactor: freeze `substreams-helper` version in ekubo V2 module

* docs: improve integration test comment

* docs: add TODO to remove `balance_owner` in favor of `AccountBalances`

---------

Co-authored-by: zizou <111426680+flopell@users.noreply.github.com>

substreams/ethereum-ekubo-v2/integration_test.tycho.yaml

@@ -0,0 +1,24 @@
+adapter_contract: "EkuboSwapAdapter"
+adapter_build_signature: "constructor(address)"
+adapter_build_args: "0x16e186ecdc94083fff53ef2a41d46b92a54f61e2"
+skip_balance_check: true # Fails because the pool id is not the owner of the tokens. Needs to be address in the testing framework.
+protocol_type_names:
+  - "ekubo_v2_pool"
+tests:
+  - name: test_pool_creation
+    start_block: 22048334
+    stop_block: 22048335
+    expected_components:
+      - id: "0x3565d037d3f435ba5dc6381a9f4dc03d3db8d96c0100f7271b4bbeba3b6b2c14"
+        tokens:
+          - "0x0000000000000000000000000000000000000000"
+          - "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
+        static_attributes:
+          token0: "0x0000000000000000000000000000000000000000"
+          token1: "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
+          fee: "0x0000000000000000"
+          tick_spacing: "0x00000000"
+          extension_id: "0x00000000"
+          extension: "0x514d5de68852628af2f1236f780866989660ada6"
+        creation_tx: "0x7c2e697e73dc1f114a5473d1015c411f10585b2b671bee0bd6d5706895e16b27"
+        skip_simulation: true # Native implementation