revert https://github.com/OffchainLabs/prysm/pull/16100 (#16139)

This PR reverts https://github.com/OffchainLabs/prysm/pull/16100.

**What type of PR is this?**
Bug fix


**What does this PR do? Why is it needed?**
This PR reverts https://github.com/OffchainLabs/prysm/pull/16100 as that
PR deprecates mplex but other implementations only support mplex for
now..


**Which issues(s) does this PR fix?**

Fixes #

**Other notes for review**

**Acknowledgements**

- [x] I have read
[CONTRIBUTING.md](https://github.com/prysmaticlabs/prysm/blob/develop/CONTRIBUTING.md).
- [x] I have included a uniquely named [changelog fragment
file](https://github.com/prysmaticlabs/prysm/blob/develop/CONTRIBUTING.md#maintaining-changelogmd).
- [x] I have added a description with sufficient context for reviewers
to understand this PR.
- [x] I have tested that my changes work as expected and I added a
testing plan to the PR description (if applicable).

deps.bzl

@@ -1974,8 +1974,8 @@ def prysm_deps():
         ],
         build_file_proto_mode = "disable_global",
         importpath = "github.com/libp2p/go-libp2p",
-        sum = "h1:A8foZk+ZEhZTv0Jb++7xUFlrFhBDv4j2Vh/uq4YX+KE=",
-        version = "v0.42.0",
+        sum = "h1:1Ur6rPCf3GR+g8jkrnaQaM0ha2IGespsnNlCqJLLALE=",
+        version = "v0.39.1",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_asn_util",
@@ -2038,12 +2038,6 @@ def prysm_deps():
         sum = "h1:nrLh89LN/LEiqcFiqdKDRHjGstN300C1269K/EX0CPU=",
         version = "v4.0.2",
     )
-    go_repository(
-        name = "com_github_libp2p_go_yamux_v5",
-        importpath = "github.com/libp2p/go-yamux/v5",
-        sum = "h1:f0WoX/bEF2E8SbE4c/k1Mo+/9z0O4oC/hWEA+nfYRSg=",
-        version = "v5.0.1",
-    )
     go_repository(
         name = "com_github_libp2p_zeroconf_v2",
         importpath = "github.com/libp2p/zeroconf/v2",
@@ -2329,8 +2323,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_multiformats_go_multiaddr",
         importpath = "github.com/multiformats/go-multiaddr",
-        sum = "h1:oGWEVKioVQcdIOBlYM8BH1rZDWOGJSqr9/BKl6zQ4qc=",
-        version = "v0.16.0",
+        sum = "h1:bfrHrJhrRuh/NXH5mCnemjpbGjzRw/b+tJFOD41g2tU=",
+        version = "v0.14.0",
     )
     go_repository(
         name = "com_github_multiformats_go_multiaddr_dns",
@@ -2921,8 +2915,8 @@ def prysm_deps():
             "gazelle:exclude tools.go",
         ],
         importpath = "github.com/quic-go/quic-go",
-        sum = "h1:/SlHrCRElyaU6MaEPKqKr9z83sBg2v4FLLvWM+Z47pA=",
-        version = "v0.52.0",
+        sum = "h1:x09Agz4ATTMEP3qb5P0MRxNZfd6O9wAyK3qwwqQZVQc=",
+        version = "v0.49.1-0.20250925085836-275c172fec2b",
     )
     go_repository(
         name = "com_github_quic_go_webtransport_go",