fixed 1c8965eb from https://gitee.com/suwenxiang12/third_party_freetype/pulls/54

Description: Compatible with GPL-2.0 license
IssueNo: https://gitee.com/openharmony/third_party_freetype/issues/I76SY2
Feature or Bugfix: Bugfix
Binary Source: No
Signed-off-by: Nsuwenxiang <suwenxiang@huawei.com>

OAT.xml

@@ -64,6 +64,7 @@ Note:If the text contains special characters, please escape them according to th
                 <policyitem type="compatibility" name="GPLStyleLicense" path="builds/unix/config.guess" desc="config file,, not license declare"/>
                 <policyitem type="compatibility" name="GPLStyleLicense" path="builds/unix/config.sub" desc="config file,, not license declare"/>
                 <policyitem type="compatibility" name="GPL-3.0-or-later" path="builds/unix/ax_pthread.m4" desc="config file,, not license declare"/>
+                <policyitem type="compatibility" name="GPL-2.0" path="builds/unix/pkg.m4" desc="config file,, not license declare"/>
                 <policyitem type="compatibility" name="GPLStyleLicense" path="LICENSE.TXT" desc="Freetype provide FTL and GPLv2 license, you can choose one of them."/>
                 <policyitem type="compatibility" name="LGPLStyleLicense" path="docs/GPLv2.TXT" desc="Freetype provide FTL and GPLv2 license, you can choose one of them."/>
                 <policyitem type="compatibility" name="zlib/libpng License" path="src/gzip/.*" desc="Zlib used by FreeType." filefilter="defaultFilter"/>
@@ -126,4 +127,4 @@ Note:If the text contains special characters, please escape them according to th
             </licensematcher>
         </licensematcherlist>
     </oatconfig>
-</configuration>
\ No newline at end of file
+</configuration>