Release 3.1.70 (#1481)

With emscripten-releases revisions:

https://chromium.googlesource.com/emscripten-releases/+/6fa6145af41e835f3d13edf7d308c08e4573357a
(LTO)

https://chromium.googlesource.com/emscripten-releases/+/11444ec05e2cc64ef42c4f33c6e3a2a7534694f2
(asserts)

bazel/revisions.bzl

diff --git a/bazel/revisions.bzl b/bazel/revisions.bzl
index 3b8ab98..75a8128 100644
--- a/bazel/revisions.bzl
+++ b/bazel/revisions.bzl
@@ -2,6 +2,13 @@
 # DO NOT MODIFY
 
 EMSCRIPTEN_TAGS = {
+    "3.1.70": struct(
+        hash = "6fa6145af41e835f3d13edf7d308c08e4573357a",
+        sha_linux = "c29b4a2c6addd5aafa613768d34273a23d8fcd1753c685ff61099506710cd8d7",
+        sha_mac = "bc0edcaaaa19daeda9164d38d36c5f7d7b4b4e1eb7695ad58e776336c571fcc4",
+        sha_mac_arm64 = "e470d5eeb570850d66a79bd4c06064b9b3a1e90c7c2101e1a444ebcd6466fe5a",
+        sha_win = "f0118d71fd67583ddcfd39af2ed8bec3d18152fb6aadee085ebec5bcaf4ac4f5",
+    ),
     "3.1.69": struct(
         hash = "8fe01288bc35668c13316324336ea00195dfb814",
         sha_linux = "24a786666e6f48ed3c3944b44df5cf146c45cf4faece4cb2686312a3d052a00c",

emscripten-releases-tags.json

diff --git a/emscripten-releases-tags.json b/emscripten-releases-tags.json
index 7c0e428..756cf37 100644
--- a/emscripten-releases-tags.json
+++ b/emscripten-releases-tags.json
@@ -1,6 +1,6 @@
 {
   "aliases": {
-    "latest": "3.1.69",
+    "latest": "3.1.70",
     "latest-sdk": "latest",
     "latest-arm64-linux": "latest",
     "latest-64bit": "latest",
@@ -10,6 +10,8 @@
     "latest-releases-upstream": "latest"
   },
   "releases": {
+    "3.1.70": "6fa6145af41e835f3d13edf7d308c08e4573357a",
+    "3.1.70-asserts": "11444ec05e2cc64ef42c4f33c6e3a2a7534694f2",
     "3.1.69": "8fe01288bc35668c13316324336ea00195dfb814",
     "3.1.69-asserts": "cf6f9d1b4026ec7aec33aceb68077c704b52b068",
     "3.1.68": "b52d8c9150dc7d4c8e4a7a08c7a9b4006c9abe49",