clean up a few tests

unittests/cfdp/CMakeLists.txt

@@ -1,12 +1,13 @@
-target_sources(${FSFW_TEST_TGT} PRIVATE
-    testCfdp.cpp
-    testTlvsLvs.cpp
-    testAckPdu.cpp
-    testEofPdu.cpp
-    testNakPdu.cpp
-    testFinishedPdu.cpp
-    testPromptPdu.cpp
-    testKeepAlivePdu.cpp
-    testMetadataPdu.cpp
-    testFileData.cpp
-)
+target_sources(
+  ${FSFW_TEST_TGT}
+  PRIVATE testCfdp.cpp
+          testTlvsLvs.cpp
+          testAckPdu.cpp
+          testEofPdu.cpp
+          testNakPdu.cpp
+          testFinishedPdu.cpp
+          testPromptPdu.cpp
+          testKeepAlivePdu.cpp
+          testMetadataPdu.cpp
+          testFileData.cpp
+          testCfdpHeader.cpp)