[FIX][18.0] account_financial_report: fix scss affect other places

Partial revert of 01f22b8256
Adding css in web.assets_backend Affects the display of the Odoo interface
Reverts to how it was in v17

account_financial_report/__manifest__.py

@@ -47,7 +47,6 @@
     "assets": {
         "web.assets_backend": [
             "account_financial_report/static/src/js/*",
-            "account_financial_report/static/src/scss/*",
             "account_financial_report/static/src/xml/**/*",
         ],
     },

account_financial_report/report/templates/layouts.xml

@@ -2,6 +2,10 @@
 <odoo>
     <template id="account_financial_report.html_container">
         <t t-call-assets="web.assets_backend" />
+        <link
+            href="/account_financial_report/static/src/css/report_html.css"
+            rel="stylesheet"
+        />
         <t t-set="body_classname" t-value="'container'" />
         <t t-call="web.report_layout">
             <t t-out="0" />
@@ -9,7 +13,10 @@
     </template>
     <template id="account_financial_report.internal_layout">
         <div class="article o_account_financial_reports_page">
-            <t t-call-assets="web.assets_backend" />
+            <link
+                href="/account_financial_report/static/src/css/report.css"
+                rel="stylesheet"
+            />
             <t t-out="0" />
         </div>
         <div class="footer">