Remove @brief annotations from Rust API docs (#20769)

sdk/program/src/bpf_loader.rs

@@ -1,4 +1,4 @@
-//! @brief The latest Solana BPF loader.
+//! The latest Solana BPF loader.
 //!
 //! The BPF loader is responsible for loading, finalizing, and executing BPF
 //! programs.  Not all networks may support the latest loader.  You can use the

sdk/program/src/bpf_loader_deprecated.rs

@@ -1,4 +1,4 @@
-//! @brief The original and now deprecated Solana BPF loader.
+//! The original and now deprecated Solana BPF loader.
 //!
 //! The BPF loader is responsible for loading, finalizing, and executing BPF
 //! programs.

sdk/program/src/bpf_loader_upgradeable.rs

@@ -1,4 +1,4 @@
-//! @brief An Upgradeable Solana BPF loader.
+//! An Upgradeable Solana BPF loader.
 //!
 //! The upgradeable BPF loader is responsible for deploying, upgrading, and
 //! executing BPF programs.  The upgradeable loader allows a program's authority

sdk/program/src/entrypoint.rs

@@ -1,4 +1,4 @@
-//! @brief Solana Rust-based BPF program entry point supported by the latest
+//! Solana Rust-based BPF program entry point supported by the latest
 //! BPFLoader.  For more information see './bpf_loader.rs'
 
 extern crate alloc;

sdk/program/src/entrypoint_deprecated.rs

@@ -1,5 +1,5 @@
 #![allow(clippy::integer_arithmetic)]
-//! @brief Solana Rust-based BPF program entry point supported by the original
+//! Solana Rust-based BPF program entry point supported by the original
 //!  and now deprecated BPFLoader.  For more information see
 //!  './bpf_loader_deprecated.rs'
 

sdk/program/src/log.rs

@@ -1,4 +1,4 @@
-//! @brief Solana Rust-based BPF program logging
+//! Solana Rust-based BPF program logging
 
 use crate::account_info::AccountInfo;
 

sdk/program/src/program_memory.rs

@@ -1,4 +1,4 @@
-//! @brief Solana Rust-based BPF memory operations
+//! Solana Rust-based BPF memory operations
 
 /// Memcpy
 ///

sdk/program/src/program_stubs.rs

@@ -1,4 +1,4 @@
-//! @brief Syscall stubs when building for programs for non-BPF targets
+//! Syscall stubs when building for programs for non-BPF targets
 
 #![cfg(not(target_arch = "bpf"))]