Updated the code for remove warnings regarding duplicate late declara…

…tion of packages(Issue #72)

Updated the CHANGELOG.md file to remove the linked content in the LRM as well as removed the Duplicate Package reference from lrm.html

language-reference-manual/lrm.trlc

@@ -1670,11 +1670,6 @@ section "TRLC Files" {
               declares it.'''
   }
 
-  Recommendation Duplicate_Late_Packages {
-    text = '''It is recommended to issue a warning if two `.trlc` files
-              declare the same package.'''
-  }
-
   Note TRLC_Parse_Issue {
     text = '''For TRLC files it is impossible fully parse a file
               in isolation, since we must process at least the package