chore: fix typos (#4921)

Signed-off-by: co63oc <co63oc@users.noreply.github.com>

docs/mkdocs/docs/examples/diagnostic_positions_exception.cpp

@@ -5,7 +5,7 @@
 
 using json = nlohmann::json;
 
-/* Demonstration of type error exception with diagnostic postions support enabled */
+/* Demonstration of type error exception with diagnostic positions support enabled */
 int main()
 {
     //Invalid json string - housenumber type must be int instead of string

docs/mkdocs/docs/examples/diagnostics_extended_positions.cpp

@@ -6,7 +6,7 @@
 
 using json = nlohmann::json;
 
-/* Demonstration of type error exception with diagnostic postions support enabled */
+/* Demonstration of type error exception with diagnostic positions support enabled */
 int main()
 {
     //Invalid json string - housenumber type must be int instead of string

docs/mkdocs/docs/examples/operator_ltlt__json_pointer.cpp

@@ -5,7 +5,7 @@ using json = nlohmann::json;
 
 int main()
 {
-    // create JSON poiner
+    // create JSON pointer
     json::json_pointer ptr("/foo/bar/baz");
 
     // write string representation to stream

docs/mkdocs/docs/examples/value__return_type.cpp

@@ -10,5 +10,5 @@ int main()
     std::cout << "operator[]:                " << j["uint64"] << '\n'
               << "default value (int):       " << j.value("uint64", 0) << '\n'
               << "default value (uint64_t):  " << j.value("uint64", std::uint64_t(0)) << '\n'
-              << "explict return value type: " << j.value<std::uint64_t>("uint64", 0) << '\n';
+              << "explicit return value type: " << j.value<std::uint64_t>("uint64", 0) << '\n';
 }

docs/mkdocs/docs/examples/value__return_type.output

@@ -1,4 +1,4 @@
 operator[]:                18446744073709551615
 default value (int):       -1
 default value (uint64_t):  18446744073709551615
-explict return value type: 18446744073709551615
+explicit return value type: 18446744073709551615