Fix spelling mistakes

These were found with:
codespell -w $(git ls-files | grep "\.[hc]\(pp\)\?$")

At some point in the future, we might want to get this enabled in CI.

Change-Id: Iccb57b2adfd06a2e177e99db2923fe4e8e329118
Signed-off-by: Ed Tanous <ed@tanous.net>
diff --git a/test/http/utility_test.cpp b/test/http/utility_test.cpp
index cc21bbc..5f62d3f 100644
--- a/test/http/utility_test.cpp
+++ b/test/http/utility_test.cpp
@@ -162,9 +162,9 @@
     appendUrlPieces(url, "bar");
     EXPECT_EQ(std::string_view(url.data(), url.size()), "/redfish/v1/foo/bar");
 
-    appendUrlPieces(url, "/", "bad&tring");
+    appendUrlPieces(url, "/", "bad&string");
     EXPECT_EQ(std::string_view(url.data(), url.size()),
-              "/redfish/v1/foo/bar/%2F/bad&tring");
+              "/redfish/v1/foo/bar/%2F/bad&string");
 }
 
 } // namespace