Bug 1506623 - Remove duplicate gyp copy from make-source-package r=sfink

The gyp directory is already copied by the third-party/python line earlier.

Depends on D11671

Differential Revision: https://phabricator.services.mozilla.com/D11672

--HG--
extra : moz-landing-system : lando

js/src/make-source-package.sh

@@ -130,10 +130,6 @@ case $cmd in
     cp -pPR \
         ${TOPSRCDIR}/dom/bindings/mozwebidlcodegen \
         ${tgtpath}/dom/bindings
-    ${MKDIR} -p ${tgtpath}/media/webrtc/trunk/tools
-    cp -pPR \
-        ${TOPSRCDIR}/third_party/python/gyp \
-        ${tgtpath}/third_party/python
     ${MKDIR} -p ${tgtpath}/testing
     cp -pPR \
         ${TOPSRCDIR}/testing/mozbase \