fix: address review comments

Author: ali-behjati

src/anchor/idl.json

@@ -171,7 +171,7 @@
         },
         {
           "name": "permissionsAccount",
-          "isMut": false,
+          "isMut": true,
           "isSigner": false,
           "pda": {
             "seeds": [
@@ -668,11 +668,6 @@
               }
             ]
           }
-        },
-        {
-          "name": "systemProgram",
-          "isMut": false,
-          "isSigner": false
         }
       ],
       "args": []

src/anchor/program.ts

@@ -191,7 +191,7 @@ export type PythOracle = {
         },
         {
           name: 'permissionsAccount'
-          isMut: false
+          isMut: true
           isSigner: false
           pda: {
             seeds: [
@@ -688,12 +688,7 @@ export type PythOracle = {
               },
             ]
           }
-        },
-        {
-          name: 'systemProgram'
-          isMut: false
-          isSigner: false
-        },
+        }
       ]
       args: []
     },