have the peer-id test follow the other unit test files' naming conventions

libtransmission/Makefile.am

@@ -141,7 +141,7 @@ TESTS = \
   quark-test \
   rename-test \
   rpc-test \
-  test-peer-id \
+  session-test \
   tr-getopt-test \
   utils-test \
   variant-test
@@ -210,9 +210,9 @@ rpc_test_SOURCES = rpc-test.c $(TEST_SOURCES)
 rpc_test_LDADD = ${apps_ldadd}
 rpc_test_LDFLAGS = ${apps_ldflags}
 
-test_peer_id_SOURCES = test-peer-id.c $(TEST_SOURCES)
-test_peer_id_LDADD = ${apps_ldadd}
-test_peer_id_LDFLAGS = ${apps_ldflags}
+session_test_SOURCES = session-test.c $(TEST_SOURCES)
+session_test_LDADD = ${apps_ldadd}
+session_test_LDFLAGS = ${apps_ldflags}
 
 tr_getopt_test_SOURCES = tr-getopt-test.c $(TEST_SOURCES)
 tr_getopt_test_LDADD = ${apps_ldadd}