Merge pull request #2811 from KevinJi22/false-positive-2777

Fix incorrect license detection #2777

src/licensedcode/data/rules/false-positive_674.RULE

@@ -0,0 +1 @@
+based on John Gilmore's public domain version of tar,

src/licensedcode/data/rules/false-positive_674.yml

@@ -0,0 +1,2 @@
+is_false_positive: yes
+notes: Not a license, refers to a different version of tar that this version is based on.

tests/packagedcode/data/debian/copyright/debian-slim-2021-04-07/usr/share/doc/tar/copyright-detailed.expected.yml

@@ -1,26 +1,10 @@
 primary_license:
 declared_license:
-license_expression: public-domain AND gpl-3.0-plus AND gpl-2.0-plus
+license_expression: gpl-3.0-plus AND gpl-2.0-plus
 copyright: |
   Copyright (c) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
   Copyright (c) 2006, 2007 Bdale Garbee <bdale@gag.com>
 matches:
-  - score: '70.0'
-    start_line: 2
-    end_line: 2
-    matcher: 2-aho
-    rule_length: 2
-    matched_length: 2
-    match_coverage: '100.0'
-    rule_relevance: 70
-    identifier: public-domain_bare_words.RULE
-    license_expression: public-domain
-    is_license_text: no
-    is_license_notice: no
-    is_license_reference: yes
-    is_license_tag: no
-    is_license_intro: no
-    matched_text: public domain
   - score: '100.0'
     start_line: 20
     end_line: 26