Add license detection rules (#3568)

Signed-off-by: Ayan Sinha Mahapatra <[email protected]>

Author: AyanSinhaMahapatra

src/licensedcode/data/rules/apache-2.0_or_epl-2.0_10.RULE

@@ -0,0 +1,14 @@
+---
+license_expression: apache-2.0 OR epl-2.0
+is_license_tag: yes
+ignorable_urls:
+    - https://opensource.org/licenses/Apache-2.0
+    - https://opensource.org/licenses/EPL-2.0
+---
+
+Apache-2.0
+description {{Apache License, Version 2.0}}
+link https://opensource.org/licenses/Apache-2.0
+EPL-2.0
+description {{Eclipse Public License, Version 2.0}}
+link https://opensource.org/licenses/EPL-2.0

src/licensedcode/data/rules/bsd-simplified_337.RULE

@@ -0,0 +1,11 @@
+---
+license_expression: bsd-simplified
+is_license_tag: yes
+---
+
+<licenses>
+    <license>
+        <name>BSD-license</name>
+        <comments> {{Revised 2-clause BSD license}} </comments>
+    </license>
+</licenses>

src/licensedcode/data/rules/bsd-simplified_338.RULE

@@ -0,0 +1,7 @@
+---
+license_expression: bsd-simplified
+is_license_tag: yes
+---
+
+name: BSD-license
+comments: {{Revised 2-clause BSD license}}