Fix some nits with bellatrix p2p formatting

Author: jtraglia

specs/bellatrix/p2p-interface.md

@@ -76,20 +76,22 @@ In addition to the gossip validations for this topic from prior specifications,
 the following validations MUST pass before forwarding the `signed_beacon_block` on the network.
 Alias `block = signed_beacon_block.message`, `execution_payload = block.body.execution_payload`.
 
-- If the execution is enabled for the block -- i.e. `is_execution_enabled(state, block.body)`
-  then validate the following:
-    - _[REJECT]_ The block's execution payload timestamp is correct with respect to the slot
-       -- i.e. `execution_payload.timestamp == compute_timestamp_at_slot(state, block.slot)`.
-    - If `execution_payload` verification of block's parent by an execution node is *not* complete:
-    	- [REJECT] The block's parent (defined by `block.parent_root`) passes all
-    	  validation (excluding execution node verification of the `block.body.execution_payload`).
-    - otherwise:
-    	- [IGNORE] The block's parent (defined by `block.parent_root`) passes all
-    	  validation (including execution node verification of the `block.body.execution_payload`).
-
-The following gossip validation from prior specifications MUST NOT be applied if the execution is enabled for the block -- i.e. `is_execution_enabled(state, block.body)`:
-
-  - [REJECT] The block's parent (defined by `block.parent_root`) passes validation.
+If the execution is enabled for the block -- i.e. `is_execution_enabled(state, block.body)`
+then validate the following:
+
+- _[REJECT]_ The block's execution payload timestamp is correct with respect to the slot
+  -- i.e. `execution_payload.timestamp == compute_timestamp_at_slot(state, block.slot)`.
+- If `execution_payload` verification of block's parent by an execution node is *not* complete:
+    - _[REJECT]_ The block's parent (defined by `block.parent_root`) passes all
+validation (excluding execution node verification of the `block.body.execution_payload`).
+- Otherwise:
+    - _[IGNORE]_ The block's parent (defined by `block.parent_root`) passes all
+validation (including execution node verification of the `block.body.execution_payload`).
+
+The following gossip validation from prior specifications MUST NOT be applied if the execution is
+enabled for the block -- i.e. `is_execution_enabled(state, block.body)`:
+
+  - _[REJECT]_ The block's parent (defined by `block.parent_root`) passes validation.
 
 #### Transitioning the gossip