Fix typo hash_test.cc -> hash_instantiated_test.cc from

c154d20a and add CMake
dependency on gmock

#1515

PiperOrigin-RevId: 557897123
Change-Id: I3f8bbcea1f4c293e073e1f77dbbf818ce2b167bd

absl/hash/CMakeLists.txt

@@ -91,7 +91,7 @@ absl_cc_test(
   NAME
     hash_instantiated_test
   SRCS
-    "hash_test.cc"
+    "hash_instantiated_test.cc"
     "internal/hash_test.h"
   COPTS
     ${ABSL_TEST_COPTS}
@@ -104,7 +104,7 @@ absl_cc_test(
     absl::flat_hash_set
     absl::node_hash_map
     absl::node_hash_set
-    GTest::gtest_main
+    GTest::gmock_main
 )
 
 # Internal-only target, do not depend on directly.