Linux: Minor: Add comment/header on each set of constants

Author: gcmoreira

volatility3/framework/constants/linux/__init__.py

@@ -304,6 +304,7 @@ class ELF_CLASS(IntEnum):
     ELFCLASS64 = 2
 
 
+# PTrace
 PT_OPT_FLAG_SHIFT = 3
 
 PTRACE_EVENT_FORK = 1
@@ -341,4 +342,5 @@ def flags(self) -> str:
         return str(self).replace(self.__class__.__name__ + ".", "")
 
 
+# Boot time
 NSEC_PER_SEC = 1e9