Demote these lesser rule to mere clue

Signed-off-by: Philippe Ombredanne <[email protected]>

Author: pombredanne

src/licensedcode/data/rules/free-unknown_131.RULE

@@ -1,11 +1,11 @@
 ---
 license_expression: free-unknown
-is_license_reference: yes
+is_license_clue: yes
 is_continuous: yes
 relevance: 100
 minimum_coverage: 100
 notes: Rule based on an SPDX license name and/or ID. Since we do not track yet license in non-English
     languages, so this is a rule to deal with this in the short term
 ---
 
-LAL-1.2
+LAL-1.2

src/licensedcode/data/rules/ms-pl_37.RULE

@@ -1,9 +1,9 @@
 ---
 license_expression: ms-pl
-is_license_reference: yes
+is_license_clue: yes
 is_continuous: yes
 relevance: 80
 minimum_coverage: 100
 ---
 
-MS-PL
+MS-PL