BaseTools: Refactor hash tracking after checking for Sources section

BaseTools: Refactor hash tracking after checking for Sources section

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=1804

After adding a check to see if [Sources] section lists all the header
type files of a module, track module and library hashes for --hash
feature. If above check is not in compilance for a library or module,
force hash invalidation on that library or module.

Signed-off-by: Christian Rodriguez <christian.rodriguez@intel.com>
Cc: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Bob Feng <bob.c.feng@intel.com>