Stop using git protocol for submodules

GitHub is removing support for unencrypted git soon: https://github.blog/2021-09-01-improving-git-protocol-security-github/

3 files changed, 0 insertions, 0 deletions

diff --git a/external/bdwgc b/external/bdwgc
-Subproject 6e8db07c8d2e45fe60016a95c343912e038e5e9
+Subproject a27eddb837d613cb4cf436405c23ce39ed16a86
diff --git a/external/bockbuild b/external/bockbuild
-Subproject 0f5996c8cddec0f571c4c70a98ac5333eae1c9b
+Subproject 1c3bc7a1d43557e47fbc91f38da250ab7506815
diff --git a/external/linker b/external/linker
-Subproject 40922458d2270581ed2243e73fe37147f943238
+Subproject ed4a9413489aa29a70e41f94c3dac5621099f73