Update links to Codeberg

Signed-off-by: Marek Küthe <m.k@mk16.de>

README.md

@@ -54,7 +54,7 @@ process.
 The basic steps to configure and build `lonetix` and every utility, with
 debug options enabled, is:
 ```sh
-$ git clone https://gitea.it/1414codeforge/ubgpsuite.git
+$ git clone https://codeberg.org/1414codeforge/ubgpsuite.git
 $ cd ubgpsuite
 $ meson setup build && cd build
 $ ninja
@@ -63,7 +63,7 @@ $ ninja
 In case you want to perform a release build, enable the release configuration,
 like this:
 ```sh
-$ git clone https://gitea.it/1414codeforge/ubgpsuite.git
+$ git clone https://codeberg.org/1414codeforge/ubgpsuite.git
 $ cd ubgpsuite
 $ meson setup --buildtype=release build && cd build
 $ ninja