Editorial: fix floating steps in IPv6 parser

And align with https://github.com/whatwg/spec-factory.

Author: nektro

.github/workflows/build.yml

@@ -12,14 +12,14 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 2
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
-        python-version: "3.11"
+        python-version: "3.14"
     - run: pip install bikeshed && bikeshed update
     # Note: `make deploy` will do a deploy dry run on PRs.
     - run: make deploy

url.bs

@@ -1310,14 +1310,13 @@ actually doing that with the editors of this document first.
         <ol>
          <li><p>Let <var>number</var> be <a>c</a> interpreted as decimal number.
 
-         <li>
-          <p>If <var>ipv4Piece</var> is null, then set <var>ipv4Piece</var> to <var>number</var>.
+         <li><p>If <var>ipv4Piece</var> is null, then set <var>ipv4Piece</var> to <var>number</var>.
 
-          <p>Otherwise, if <var>ipv4Piece</var> is 0, <a>IPv4-in-IPv6-invalid-code-point</a>
-          <a>validation error</a>, return failure.
+         <li><p>Otherwise, if <var>ipv4Piece</var> is 0, <a>IPv4-in-IPv6-invalid-code-point</a>
+         <a>validation error</a>, return failure.
 
-          <p>Otherwise, set <var>ipv4Piece</var> to <var>ipv4Piece</var> &times; 10 +
-          <var>number</var>.
+         <li><p>Otherwise, set <var>ipv4Piece</var> to <var>ipv4Piece</var> &times; 10 +
+         <var>number</var>.
 
          <li><p>If <var>ipv4Piece</var> is greater than 255, <a>IPv4-in-IPv6-out-of-range-part</a>
          <a>validation error</a>, return failure.