removes the unnecessary ContractError

contracts/deployer/src/lib.rs

@@ -68,7 +68,7 @@ impl CollectionsDeployer {
         deployed_collection
     }
 
-    pub fn query_all_collections(env: &Env) -> Result<Vec<String>, ContractError> {
+    pub fn query_all_collections(env: &Env) -> Vec<String> {
         let maybe_all = env
             .storage()
             .persistent()
@@ -86,13 +86,13 @@ impl CollectionsDeployer {
                 )
             });
 
-        Ok(maybe_all)
+        maybe_all
     }
 
     pub fn query_collection_by_creator(
         env: &Env,
         creator: Address,
-    ) -> Result<Vec<CollectionByCreatorResponse>, ContractError> {
+    ) -> Vec<CollectionByCreatorResponse> {
         let data_key = DataKey::Creator(creator);
         let maybe_collections = env
             .storage()
@@ -106,7 +106,7 @@ impl CollectionsDeployer {
                 .extend_ttl(&data_key, LIFETIME_THRESHOLD, BUMP_AMOUNT)
         });
 
-        Ok(maybe_collections)
+        maybe_collections
     }
 }
 
@@ -128,14 +128,6 @@ pub enum DataKey {
     Creator(Address),
 }
 
-#[contracterror]
-#[derive(Copy, Clone, Debug, Eq, PartialEq, PartialOrd, Ord)]
-#[repr(u32)]
-pub enum ContractError {
-    NoCollectionsSaved = 0,
-    CreatorHasNoCollections = 1,
-}
-
 pub fn set_initialized(env: &Env) {
     env.storage().instance().set(&DataKey::IsInitialized, &());
     env.storage()