tools: don't enforce alignment.

It was always going to break when we started adding options, unless we
add padding.  As no implementation requires alignment, let's skip it.

Signed-off-by: Rusty Russell <[email protected]>

Author: rustyrussell

.travis.yml

@@ -9,5 +9,5 @@ python:
   - "3.5"
   - "3.6"
 script:
-  - (set -e; for i in 0?-*.md; do echo "Extracting $i"; python3 tools/extract-formats.py --message-types --message-fields --check-alignment $i; done)
+  - (set -e; for i in 0?-*.md; do echo "Extracting $i"; python3 tools/extract-formats.py --message-types --message-fields $i; done)
   - tools/spellcheck.sh --check [0-9][0-9]-*.md