client_ssl_auth: movig to contrib (#21742)

Risk Level: low
Testing: n/a
Docs Changes: n/a
Release Notes: inline
Signed-off-by: Alyssa Wilk <alyssar@chromium.org>

Mirrored from https://github.com/envoyproxy/envoy @ dc13401811e4a315b8443fc802683643ad9fd2eb

BUILD

@@ -76,6 +76,7 @@ proto_library(
         "//contrib/envoy/extensions/filters/http/language/v3alpha:pkg",
         "//contrib/envoy/extensions/filters/http/squash/v3:pkg",
         "//contrib/envoy/extensions/filters/http/sxg/v3alpha:pkg",
+        "//contrib/envoy/extensions/filters/network/client_ssl_auth/v3:pkg",
         "//contrib/envoy/extensions/filters/network/kafka_broker/v3:pkg",
         "//contrib/envoy/extensions/filters/network/kafka_mesh/v3alpha:pkg",
         "//contrib/envoy/extensions/filters/network/mysql_proxy/v3:pkg",
@@ -191,7 +192,6 @@ proto_library(
         "//envoy/extensions/filters/listener/original_src/v3:pkg",
         "//envoy/extensions/filters/listener/proxy_protocol/v3:pkg",
         "//envoy/extensions/filters/listener/tls_inspector/v3:pkg",
-        "//envoy/extensions/filters/network/client_ssl_auth/v3:pkg",
         "//envoy/extensions/filters/network/connection_limit/v3:pkg",
         "//envoy/extensions/filters/network/direct_response/v3:pkg",
         "//envoy/extensions/filters/network/dubbo_proxy/router/v3:pkg",

versioning/BUILD

@@ -13,6 +13,7 @@ proto_library(
         "//contrib/envoy/extensions/filters/http/language/v3alpha:pkg",
         "//contrib/envoy/extensions/filters/http/squash/v3:pkg",
         "//contrib/envoy/extensions/filters/http/sxg/v3alpha:pkg",
+        "//contrib/envoy/extensions/filters/network/client_ssl_auth/v3:pkg",
         "//contrib/envoy/extensions/filters/network/kafka_broker/v3:pkg",
         "//contrib/envoy/extensions/filters/network/kafka_mesh/v3alpha:pkg",
         "//contrib/envoy/extensions/filters/network/mysql_proxy/v3:pkg",
@@ -128,7 +129,6 @@ proto_library(
         "//envoy/extensions/filters/listener/original_src/v3:pkg",
         "//envoy/extensions/filters/listener/proxy_protocol/v3:pkg",
         "//envoy/extensions/filters/listener/tls_inspector/v3:pkg",
-        "//envoy/extensions/filters/network/client_ssl_auth/v3:pkg",
         "//envoy/extensions/filters/network/connection_limit/v3:pkg",
         "//envoy/extensions/filters/network/direct_response/v3:pkg",
         "//envoy/extensions/filters/network/dubbo_proxy/router/v3:pkg",