pw_kvs: Rename key_value_store_error_handling_test

Rename key_value_store_error_handling_test.cc to
key_value_store_binary_format_test.cc.

Change-Id: I81b55b4eaded6c21886e43f0d10d04303d6fa264
diff --git a/pw_kvs/BUILD b/pw_kvs/BUILD
index 4083387..571e44f 100644
--- a/pw_kvs/BUILD
+++ b/pw_kvs/BUILD
@@ -128,9 +128,9 @@
 )
 
 pw_cc_test(
-    name = "key_value_store_error_handling_test",
+    name = "key_value_store_binary_format_test",
     srcs = [
-        "key_value_store_error_handling_test.cc",
+        "key_value_store_binary_format_test.cc",
     ],
     deps = [
         ":crc16",
diff --git a/pw_kvs/BUILD.gn b/pw_kvs/BUILD.gn
index 10c83d6..b191dba 100644
--- a/pw_kvs/BUILD.gn
+++ b/pw_kvs/BUILD.gn
@@ -55,7 +55,7 @@
   friend = [
     ":entry_test",
     ":key_value_store_test",
-    ":key_value_store_error_handling_test",
+    ":key_value_store_binary_format_test",
     ":key_value_store_map_test",
   ]
 }
@@ -98,7 +98,7 @@
     ":checksum_test",
     ":entry_test",
     ":key_value_store_test",
-    ":key_value_store_error_handling_test",
+    ":key_value_store_binary_format_test",
     ":key_value_store_fuzz_test",
     ":key_value_store_map_test",
   ]
@@ -138,14 +138,14 @@
   sources = [ "key_value_store_test.cc" ]
 }
 
-pw_test("key_value_store_error_handling_test") {
+pw_test("key_value_store_binary_format_test") {
   deps = [
     ":crc16",
     ":pw_kvs",
     ":test_utils",
     dir_pw_log,
   ]
-  sources = [ "key_value_store_error_handling_test.cc" ]
+  sources = [ "key_value_store_binary_format_test.cc" ]
 }
 
 pw_test("key_value_store_fuzz_test") {
diff --git a/pw_kvs/key_value_store_error_handling_test.cc b/pw_kvs/key_value_store_binary_format_test.cc
similarity index 98%
rename from pw_kvs/key_value_store_error_handling_test.cc
rename to pw_kvs/key_value_store_binary_format_test.cc
index fb04bdc..d429992 100644
--- a/pw_kvs/key_value_store_error_handling_test.cc
+++ b/pw_kvs/key_value_store_binary_format_test.cc
@@ -12,6 +12,8 @@
 // License for the specific language governing permissions and limitations under
 // the License.
 
+// Tests that directly work with the KVS's binary format and flash layer.
+
 #include <string_view>
 
 #include "gtest/gtest.h"