pw_checksum: Rename CRC-16-CCITT files

Change-Id: I34c60c32a1e3ce7d4e1c0fd2314ea967e4dc1118
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/17404
Reviewed-by: Keir Mierle <keir@google.com>
diff --git a/pw_checksum/BUILD b/pw_checksum/BUILD
index 1384325..5ac4a4c 100644
--- a/pw_checksum/BUILD
+++ b/pw_checksum/BUILD
@@ -25,25 +25,26 @@
 pw_cc_library(
     name = "pw_checksum",
     srcs = [
-        "ccitt_crc16.cc",
-        "crc32.cc"
+        "crc16_ccitt.cc",
+        "crc32.cc",
     ],
     hdrs = [
-        "public/pw_checksum/ccitt_crc16.h",
-        "public/pw_checksum/crc32.h"
+        "public/pw_checksum/crc16_ccitt.h",
+        "public/pw_checksum/crc32.h",
     ],
     includes = ["public"],
     deps = ["//pw_span"],
 )
 
 pw_cc_test(
-    name = "ccitt_crc16_test",
+    name = "crc16_ccitt_test",
     srcs = [
-        "ccitt_crc16_test_c.c",
-        "ccitt_crc16_test.cc",
+        "crc16_ccitt_test.cc",
+        "crc16_ccitt_test_c.c",
     ],
     deps = [
         ":pw_checksum",
+        "//pw_bytes",
         "//pw_unit_test",
     ],
 )
@@ -51,11 +52,12 @@
 pw_cc_test(
     name = "crc32_test",
     srcs = [
-        "crc32_test_c.c",
         "crc32_test.cc",
+        "crc32_test_c.c",
     ],
     deps = [
         ":pw_checksum",
+        "//pw_bytes",
         "//pw_unit_test",
     ],
 )