Apply suggestions from linter review

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: jhiemstrawisc

src/scitokens.cpp

@@ -15,7 +15,8 @@ std::atomic_int configurer::Configuration::m_next_update_delta{600};
 std::atomic_int configurer::Configuration::m_expiry_delta{4 * 24 * 3600};
 
 // SciTokens cache home config
-std::shared_ptr<std::string> configurer::Configuration::m_cache_home = std::make_shared<std::string>("");
+std::shared_ptr<std::string> configurer::Configuration::m_cache_home =
+    std::make_shared<std::string>("");
 
 SciTokenKey scitoken_key_create(const char *key_id, const char *alg,
                                 const char *public_contents,

src/scitokens_internal.cpp

@@ -1076,27 +1076,32 @@ configurer::Configuration::set_cache_home(const std::string dir_path) {
         return std::make_pair(true, "");
     }
 
-    std::vector<std::string> path_components = path_split(dir_path); // cleans any extraneous /'s
+    std::vector<std::string> path_components =
+        path_split(dir_path); // cleans any extraneous /'s
     std::string cleaned_dir_path;
-    for (const auto &component : path_components) { // add the / back to the path components
+    for (const auto &component :
+         path_components) { // add the / back to the path components
         cleaned_dir_path += "/" + component;
     }
 
     // Check that the cache_home exists, and if not try to create it
-    auto rp = mkdir_and_parents_if_needed(cleaned_dir_path); // Structured bindings not introduced until cpp 17
-    if (!rp.first) { //
-        std::string err_prefix{"An issue was encountered with the provided cache home path: "};
+    auto rp = mkdir_and_parents_if_needed(
+        cleaned_dir_path); // Structured bindings not introduced until cpp 17
+    if (!rp.first) {       //
+        std::string err_prefix{
+            "An issue was encountered with the provided cache home path: "};
         return std::make_pair(false, err_prefix + rp.second);
     }
 
-
     // Now it exists and we can write to it, set the value and let
     // scitokens_cache handle the rest
     m_cache_home = std::make_shared<std::string>(cleaned_dir_path);
     return std::make_pair(true, "");
 }
 
-std::string configurer::Configuration::get_cache_home() { return *m_cache_home; }
+std::string configurer::Configuration::get_cache_home() {
+    return *m_cache_home;
+}
 
 // bool configurer::Configuration::check_dir(const std::string dir_path) {
 //     struct stat info;