make it compile for --feature cpi (#1748)

Co-authored-by: jordy25519 <[email protected]>

Author: moosecat2

Cargo.lock

@@ -46,7 +46,6 @@ openbook-v2-light = { path = "../openbook_v2", features = ["no-entrypoint"] }
 ahash = "=0.8.6"
 switchboard-on-demand = { path = "../switchboard-on-demand", features = ["no-entrypoint"] }
 byteorder = "1.4.3"
-memoffset = "0.6"
 
 [dev-dependencies]
 bytes = "1.2.0"

programs/drift/Cargo.toml

@@ -5712,4 +5712,9 @@ pub struct UpdateAmmParams<'info> {
 }
 
 #[derive(Accounts)]
-pub struct Empty {}
+pub struct Empty<'info> {
+    // this is not used
+    // it serves as a placeholder to satisfy 'info lifetime and Accounts macro
+    #[account()]
+    pub system: Program<'info, System>,
+}

programs/drift/src/instructions/admin.rs

@@ -4597,7 +4597,9 @@ export class AdminClient extends DriftClient {
 		oraclePrice: BN
 	): Promise<TransactionInstruction> {
 		return await this.program.instruction.updateMmOracle(oraclePrice, {
-			accounts: {},
+			accounts: {
+				"system": anchor.web3.SystemProgram.programId,
+			},
 			remainingAccounts: [
 				{
 					pubkey: this.getPerpMarketAccount(marketIndex).pubkey,

sdk/src/adminClient.ts

@@ -7526,7 +7526,13 @@
     },
     {
       "name": "updateMmOracle",
-      "accounts": [],
+      "accounts": [
+        {
+          "name": "system",
+          "isMut": false,
+          "isSigner": false
+        }
+      ],
       "args": [
         {
           "name": "oraclePrice",