build(deps): bump net-protocol from 0.1.0 to 0.1.1 in /docs

Bumps [net-protocol](https://github.com/ruby/net-protocol) from 0.1.0 to 0.1.1.
- [Release notes](https://github.com/ruby/net-protocol/releases)
- [Commits](https://github.com/ruby/net-protocol/compare/v0.1.0...v0.1.1)

---
updated-dependencies:
- dependency-name: net-protocol
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

docs/Gemfile.lock

@@ -106,6 +106,7 @@ GEM
     http_parser.rb (0.6.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
+    io-wait (0.1.0)
     jekyll (3.9.0)
       addressable (~> 2.4)
       colorator (~> 1.0)
@@ -232,7 +233,9 @@ GEM
     net-ftp (0.1.2)
       net-protocol
       time
-    net-protocol (0.1.0)
+    net-protocol (0.1.1)
+      io-wait
+      timeout
     nokogiri (1.11.6)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
@@ -272,6 +275,7 @@ GEM
       unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
     time (0.1.0)
+    timeout (0.1.1)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
     tzinfo (1.2.9)