Remove relative path in example CMakeLists.txt

examples/default_example/main/CMakeLists.txt

@@ -1,13 +1,2 @@
-# Be aware this file should not be takes as inspiration on how to set up compilation with the CMake build system when using ESP-IDF, because it directly includes the implementation files.
-# This has to be done because the examples are build to test if they are still working and to automatically inform the library if a pull request would break examples.
-# To actually include the library in your ESP-IDF project read the documentation especially the Installation section
-set(srcs
-    xgzf4000-poll-data.c
-    ../../../xgzf4000.c
-)
-
-idf_component_register(
-    SRCS ${srcs}
-    INCLUDE_DIRS "../../../include"
-    PRIV_INCLUDE_DIRS "../../../priv_include"
-)
+idf_component_register(SRCS "xgzf4000-poll-data.c"
+                       INCLUDE_DIRS ".")