[FIX] website_blog: remove negative word spacing in blog snippet

Since [1] when the blog layout was refactored between 12.0 and 13.0, a
negative word spacing was introduced in the blog post snippet with the
big pictures layout.

This commit removes this negative word spacing.

[1]: https://github.com/odoo/odoo/commit/bb0cdec4594fab8c22265ed8af0c2d431a263b72

task-2822436

closes odoo/odoo#88729

X-original-commit: c0e86be9074a0d72e6119801c7992232e9e32068
Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>
Signed-off-by: Benoit Socias (bso) <bso@odoo.com>

addons/website_blog/static/src/snippets/s_blog_posts/000.scss

@@ -43,7 +43,6 @@
             .s_blog_posts_post_title  {
                 @include font-size($h3-font-size);
                 margin-bottom: 0.5em;
-                word-spacing: -0.15em;
             }
         }