Revert "Rename programs to instruction_processors (#3789)" (#3824)

This reverts commit 34344982a9.

programs/config_api/src/config_instruction.rs

@@ -0,0 +1,33 @@
+use crate::id;
+use crate::ConfigState;
+use solana_sdk::instruction::{AccountMeta, Instruction};
+use solana_sdk::pubkey::Pubkey;
+use solana_sdk::system_instruction;
+
+/// Create a new, empty configuration account
+pub fn create_account<T: ConfigState>(
+    from_account_pubkey: &Pubkey,
+    config_account_pubkey: &Pubkey,
+    lamports: u64,
+) -> Instruction {
+    system_instruction::create_account(
+        from_account_pubkey,
+        config_account_pubkey,
+        lamports,
+        T::max_space(),
+        &id(),
+    )
+}
+
+/// Store new data in a configuration account
+pub fn store<T: ConfigState>(
+    from_account_pubkey: &Pubkey,
+    config_account_pubkey: &Pubkey,
+    data: &T,
+) -> Instruction {
+    let account_metas = vec![
+        AccountMeta::new(*from_account_pubkey, true),
+        AccountMeta::new(*config_account_pubkey, true),
+    ];
+    Instruction::new(id(), data, account_metas)
+}