Revert changes to com_google_protobuf and emsdk

Author: danielrozenberg

validator/WORKSPACE

@@ -18,9 +18,9 @@ http_archive(
 
 http_archive(
     name = "com_google_protobuf",
-    sha256 = "a5fabfc338402acbdcf49eb1b6e091381d16b06f08694f766dc5626d0f0773c4",
-    strip_prefix = "protobuf-e54174728f358c51a3a27f25fe275aad78828779",
-    urls = ["https://github.com/protocolbuffers/protobuf/archive/e54174728f358c51a3a27f25fe275aad78828779.zip"],
+    sha256 = "750428a8c7f1a75a8e6027e30b46a1c2f0475205f44563589736e0f279b938c0",
+    strip_prefix = "protobuf-f0dc78d7e6e331b8c6bb2d5283e06aa26883ca7c",
+    urls = ["https://github.com/protocolbuffers/protobuf/archive/f0dc78d7e6e331b8c6bb2d5283e06aa26883ca7c.zip"],
 )
 load("@com_google_protobuf//:protobuf_deps.bzl", "protobuf_deps")
 protobuf_deps()
@@ -65,9 +65,9 @@ rules_proto_toolchains()
 
 http_archive(
     name = "emsdk",
-    sha256 = "b9a49af9f61b7e4e8ac6947d95d7afad974772e37e466b21d2eaf45429c58468",
-    strip_prefix = "emsdk-7815dcaa5c97ee387e925137a42dd4219e7cec82/bazel",
-    url = "https://github.com/emscripten-core/emsdk/archive/7815dcaa5c97ee387e925137a42dd4219e7cec82.tar.gz",
+    sha256 = "836e9dc2ea0df6e9369f58fcb884df0447304a089cdbef2cd06a28cf2d06b53d",
+    strip_prefix = "emsdk-fc645b7626ebf86530dbd82fbece74d457e7ae07/bazel",
+    url = "https://github.com/emscripten-core/emsdk/archive/fc645b7626ebf86530dbd82fbece74d457e7ae07.tar.gz",
 )
 
 load("@emsdk//:deps.bzl", emsdk_deps = "deps")