arch: remove `z_arch_esf_t`

The exception stack frame type `z_arch_esf_t` had been deprecated
since #73593 for 2 releases, it is not used in the kernel since, and
applications/drivers should have been updated to use the
`struct arch_esf` now, remove it.

Signed-off-by: Yong Cong Sin <ycsin@meta.com>
Signed-off-by: Yong Cong Sin <yongcong.sin@gmail.com>

include/zephyr/arch/arch_interface.h

@@ -47,8 +47,6 @@ typedef struct z_thread_stack_element k_thread_stack_t;
 
 typedef void (*k_thread_entry_t)(void *p1, void *p2, void *p3);
 
-__deprecated typedef struct arch_esf z_arch_esf_t;
-
 /**
  * @defgroup arch-timing Architecture timing APIs
  * @ingroup arch-interface

scripts/checkpatch/typedefsfile

@@ -2,7 +2,6 @@ _cpu_arch_t
 k_mem_partition_attr_t
 k_timepoint_t
 mbedtls_pk_context
-z_arch_esf_t
 pinctrl_soc_pin_t
 io_rw_32
 \b[a-zA-Z_][a-zA-Z0-9_]*TypeDef

subsys/profiling/perf/backends/perf_riscv.c

@@ -34,7 +34,7 @@ size_t arch_perf_current_stack_trace(uintptr_t *buf, size_t size)
 
 	/*
 	 * In riscv (arch/riscv/core/isr.S) ra, ip($mepc) and fp($s0) are saved
-	 * at the beginning of _isr_wrapper in order, specified by z_arch_esf_t.
+	 * at the beginning of _isr_wrapper in order, specified by struct arch_esf.
 	 * Then, before calling interruption handler, core switch $sp to
 	 * _current_cpu->irq_stack and save $sp with offset -16 on irq stack
 	 *