Add pkey_* to generated sys/mman.h. Fix formatting.

Author: jtstogel

libc/include/sys/mman.yaml

@@ -101,6 +101,41 @@ functions:
     arguments:
       - type: void *
       - type: size_t
+  - name: pkey_alloc
+    standards:
+      - Linux
+    return_type: int
+    arguments:
+      - type: unsigned int
+      - type: unsigned int
+  - name: pkey_free
+    standards:
+      - Linux
+    return_type: int
+    arguments:
+      - type: int
+  - name: pkey_get
+    standards:
+      - GNUExtensions
+    return_type: int
+    arguments:
+      - type: int
+  - name: pkey_mprotect
+    standards:
+      - Linux
+    return_type: int
+    arguments:
+      - type: void *
+      - type: size_t
+      - type: int
+      - type: int
+  - name: pkey_set
+    standards:
+      - GNUExtensions
+    return_type: int
+    arguments:
+      - type: int
+      - type: unsigned int
   - name: posix_madvise
     standards:
       - POSIX

libc/src/sys/mman/pkey_mprotect.h

@@ -9,8 +9,8 @@
 #ifndef LLVM_LIBC_SRC_SYS_MMAN_PKEY_MPROTECT_H
 #define LLVM_LIBC_SRC_SYS_MMAN_PKEY_MPROTECT_H
 
-#include "src/__support/macros/config.h"
 #include "hdr/types/size_t.h"
+#include "src/__support/macros/config.h"
 
 namespace LIBC_NAMESPACE_DECL {