Relative links to avoid trouble when merging

README.md

@@ -74,10 +74,11 @@ CP2K is written in Fortran 2008 and can be run in parallel using a combination o
 
 - Web site: https://www.cp2k.org/
 - Code download: https://github.com/cp2k/cp2k/releases
-- Build & run instructions, details about benchmarks: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r2.1-dev/cp2k/README.md
-- Test Case A: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r2.1-dev/cp2k/benchmarks/TestCaseA_H2O-512/
-- Test Case B: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r2.1-dev/cp2k/benchmarks/TestCaseB_LiH-HFX/
-- Test Case C: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r2.1-dev/cp2k/benchmarks/TestCaseC_H2O-DFT-LS/
+- [Build & run instructions, details about benchmarks](./cp2k/README.md)
+- Benchmarks:
+ - [Test Case A](./cp2k/benchmarks/TestCaseA_H2O-512)
+ - [Test Case B](./cp2k/benchmarks/TestCaseB_LiH-HFX)
+ - [Test Case C](./cp2k/benchmarks/TestCaseC_H2O-DFT-LS)
 
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