Update CI (#3088)

* 👷 prepare GitHub actions for new Docker image

* 👷 use experimental docker image

* 👷 use Clang-Analyzer 14

* 🔇 suppress readability-identifier-length

* 🔇 suppress more Clang-Tidy warnings

* ♻️ simplify code

* 🔇 suppress more Clang-Tidy warnings

* 🔇 suppress more Clang-Tidy warnings

* 🚨 fix warning

* 🚨 fix warning

* 🚨 fix warning

* 👷 use new Docker image

test/src/unit-json_patch.cpp

@@ -648,7 +648,7 @@ TEST_CASE("JSON patch")
                 CHECK(target == R"({ "D": "Berlin", "F": "Paris", "GB": "London" })"_json);
 
                 // create a diff from two JSONs
-                json p2 = json::diff(target, source);
+                json p2 = json::diff(target, source); // NOLINT(readability-suspicious-call-argument)
                 // p2 = [{"op": "delete", "path": "/GB"}]
                 CHECK(p2 == R"([{"op":"remove","path":"/GB"}])"_json);
             }