Roll src/third_party/catapult/ 537c7c6cb..4c5aff546 (4 commits).

https://chromium.googlesource.com/external/github.com/catapult-project/catapult.git/+log/537c7c6cb877..4c5aff546a57

$ git log 537c7c6cb..4c5aff546 --date=short --no-merges --format='%ad %ae %s'

CQ_INCLUDE_TRYBOTS=
TBR=catapult-sheriff@chromium.org

Review URL: https://codereview.chromium.org/1640773002

Cr-Commit-Position: refs/heads/master@{#371841}

DEPS

@@ -271,7 +271,7 @@ deps = {
 
   'src/third_party/catapult':
     Var('chromium_git') + '/external/github.com/catapult-project/catapult.git' + '@' +
-    '537c7c6cb8773bb0b4e48472c4240021ca765629',
+    '4c5aff546a579bd904c80fefe9864a9d7cc0cd51',
 
   'src/third_party/openh264/src':
     Var('chromium_git') + '/external/github.com/cisco/openh264' + '@' + 'b37cda248234162033e3e11b0335f3131cdfe488',