Add improved MIT license detection rules

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

Author: pombredanne

src/licensedcode/data/rules/mit_129.RULE

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+Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license

src/licensedcode/data/rules/mit_129.yml

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+licenses:
+    - mit

src/licensedcode/data/rules/mit_130.RULE

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+Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file

src/licensedcode/data/rules/mit_130.yml

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+licenses:
+    - mit

src/licensedcode/data/rules/mit_131.RULE

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+Use of this source code is governed by an MIT-style license

src/licensedcode/data/rules/mit_131.yml

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+licenses:
+    - mit

src/licensedcode/data/rules/mit_132.RULE

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+https://angular.io/license

src/licensedcode/data/rules/mit_132.yml

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+licenses:
+    - mit