[roll] Roll sdk-core CIPD packages:

fuchsia/sdk/core/linux-amd64 old:https://chrome-infra-packages.appspot.com/p/fuchsia/sdk/core/linux-amd64/+/version:0.20210124.2.1 new:https://chrome-infra-packages.appspot.com/p/fuchsia/sdk/core/linux-amd64/+/version:0.20210124.3.1
fuchsia/sdk/core/mac-amd64 old:https://chrome-infra-packages.appspot.com/p/fuchsia/sdk/core/mac-amd64/+/version:0.20210124.2.1 new:https://chrome-infra-packages.appspot.com/p/fuchsia/sdk/core/mac-amd64/+/version:0.20210124.3.1

From: version:0.20210124.2.1
To: version:0.20210124.3.1
GitOrigin-RevId: 79090b77daa90788a0fe59c51a72845011116b1b
Change-Id: I8bd44f91cc7a8e381194f513b877dbefd7c97773
diff --git a/jiri.lock b/jiri.lock
index ac2f328..0f2634b 100644
--- a/jiri.lock
+++ b/jiri.lock
@@ -253,13 +253,13 @@
     },
     {
         "package": "fuchsia/sdk/core/linux-amd64",
-        "version": "version:0.20210124.2.1",
-        "instance_id": "EBJkYwqLT-VPz-jECO13Wq0hueNrkGZcj6hAp7D_RBYC"
+        "version": "version:0.20210124.3.1",
+        "instance_id": "mrFdelzNr47DGqi4um45yO694kr0Ht0JTQgjKIzeRBwC"
     },
     {
         "package": "fuchsia/sdk/core/mac-amd64",
-        "version": "version:0.20210124.2.1",
-        "instance_id": "Ephfg_gk9gy7BLZFdKVcp00-5-4RAEIE0FG0TcBjSlIC"
+        "version": "version:0.20210124.3.1",
+        "instance_id": "7LGbVIHUDoZdJRwPqZHnI1cV6nRO7sf7JR6jXP-9KjYC"
     },
     {
         "package": "fuchsia/test_data/debug/sample_core",
diff --git a/prebuilts b/prebuilts
index 7dcd317..df1dfa9 100644
--- a/prebuilts
+++ b/prebuilts
@@ -538,7 +538,7 @@
 
     <!-- Packages for SDK -->
     <package name="fuchsia/sdk/core/${platform}"
-             version="version:0.20210124.2.1"
+             version="version:0.20210124.3.1"
              platforms="linux-amd64,mac-amd64"
              path="prebuilt/sdk/core/{{.OS}}-{{.Arch}}"
              attributes="sdk"/>