fix example

Author: mraksoll4

src/Makefile.bench.include

@@ -17,7 +17,7 @@ bench_bench_bitweb_SOURCES = \
   bench/bench.h \
   bench/checkblock.cpp \
   bench/checkqueue.cpp \
-  bench/Examples.cpp \
+  bench/examples.cpp \
   bench/rollingbloom.cpp \
   bench/crypto_hash.cpp \
   bench/ccoins_caching.cpp \