GH-9370: Fix opcache jit protection bits.

Allow mprotect to occur, pthread_jit_write_np are just to allow mprotect
 flags to be used.

Author: devnexen

ext/opcache/jit/zend_jit.c

@@ -4611,7 +4611,6 @@ ZEND_EXT_API void zend_jit_unprotect(void)
 #ifdef HAVE_PTHREAD_JIT_WRITE_PROTECT_NP
 		if (zend_write_protect) {
 			pthread_jit_write_protect_np(0);
-			return;
 		}
 #endif
 		opts |= PROT_EXEC;
@@ -4645,7 +4644,6 @@ ZEND_EXT_API void zend_jit_protect(void)
 #ifdef HAVE_PTHREAD_JIT_WRITE_PROTECT_NP
 		if (zend_write_protect) {
 			pthread_jit_write_protect_np(1);
-			return;
 		}
 #endif
 		if (mprotect(dasm_buf, dasm_size, PROT_READ | PROT_EXEC) != 0) {