Updated swagger docs, with new API v3 error types

docs/swagger/examples/short-url-invalid-args-v3.json

@@ -0,0 +1,9 @@
+{
+    "value": {
+        "title": "Invalid data",
+        "type": "https://shlink.io/api/error/invalid-data",
+        "detail": "Provided data is not valid",
+        "status": 400,
+        "invalidElements": ["maxVisits", "validSince"]
+    }
+}

docs/swagger/examples/short-url-not-found-v3.json

@@ -0,0 +1,9 @@
+{
+    "value": {
+        "detail": "No URL found with short code \"abc123\"",
+        "title": "Short URL not found",
+        "type": "https://shlink.io/api/error/short-url-not-found",
+        "status": 404,
+        "shortCode": "abc123"
+    }
+}

docs/swagger/examples/tag-not-found-v3.json

@@ -0,0 +1,9 @@
+{
+    "value": {
+        "detail": "Tag with name \"foo\" could not be found",
+        "title": "Tag not found",
+        "type": "https://shlink.io/api/error/tag-not-found",
+        "status": 404,
+        "tag":  "foo"
+    }
+}