feat(markdown/import): remove space in admonition

src/services/import/markdown.spec.ts

@@ -99,7 +99,7 @@ second line 2</code></pre><ul><li>Hello</li><li>world</li></ul><ol><li>Hello</li
 
             After`;
         const expected = `<p>Before</p><aside class="admonition note"><p>This is a note.</p></aside><aside class="admonition tip"><p>This is a tip.</p></aside><aside class="admonition important"><p>This is a very important information.</p></aside><aside class="admonition caution"><p>This is a caution.</p></aside><aside class="admonition warning"><h2>Title goes here</h2><p>This is a warning.</p></aside><p>After</p>`;
-        expect(markdownService.renderToHtml(input, "Title")).toBe(expected);
+        expect(markdownService.renderToHtml(input, "Title")).toStrictEqual(expected);
     });
 
 });

src/services/import/markdown.ts

@@ -43,14 +43,14 @@ class CustomMarkdownRenderer extends Renderer {
 
             if (ADMONITION_TYPE_MAPPINGS[type]) {
                 const bodyWithoutHeader = body
-                    .replace(/^<p>\[\!([A-Z]+)\]/, "<p>")
+                    .replace(/^<p>\[\!([A-Z]+)\]\s*/, "<p>")
                     .replace(/^<p><\/p>/, ""); // Having a heading will generate an empty paragraph that we need to remove.
 
-                return `<aside class="admonition ${type}">\n${bodyWithoutHeader}</aside>\n`;
+                return `<aside class="admonition ${type}">${bodyWithoutHeader.trim()}</aside>`;
             }
         }
 
-        return `<blockquote>\n${body}</blockquote>\n`;
+        return `<blockquote>${body}</blockquote>`;
     }
 
 }