Add explanation for Gitea's support of GitHub flavored markdown in README

Added Github flavoured admonitions to test if it works with Gitea.
See https://github.com/orgs/community/discussions/16925.

README.md

@@ -1,3 +1,22 @@
 # Karalama
 
 Karalama ve denemeler yapmak için
+
+## Admonitions
+
+> [!NOTE]
+> This is a note admonition.
+
+> [!TIP]
+> This is a tip admonition.
+
+> [!WARNING]
+> This is a warning admonition.
+
+> [!IMPORTANT]
+> This is an important admonition.
+
+> [!CAUTION]
+> This is a caution admonition.
+
+As can be seen, Gitea does support Github flavored markdown for admonitions.

redmine_github_gnosis.txt

@@ -0,0 +1,5 @@
+Redmine Github Gnosis eklentisi testi.
+Test için yeni bir satir daha eklendi.
+Yeni bir satir daha...
+
+Git commit mesajindan Redmine işlerine referans.