Don't bother marking lambdas as static

The compiler already ensures that these are only constructed once
so it's not meaningful to also add static here to potentially optimize.

examples/raw_input/RawInput.cpp

@@ -42,7 +42,7 @@ int main()
                 break;
             }
 
-            static const auto vec2ToString = [](const sf::Vector2i vec2)
+            const auto vec2ToString = [](const sf::Vector2i vec2)
             { return '(' + std::to_string(vec2.x) + ", " + std::to_string(vec2.y) + ')'; };
 
             if (const auto* const mouseMoved = event->getIf<sf::Event::MouseMoved>())

src/SFML/Graphics/GLExtensions.cpp

@@ -55,7 +55,7 @@ namespace
 ////////////////////////////////////////////////////////////
 void extensionSanityCheck()
 {
-    static const auto check = [](int& flag, auto... entryPoints)
+    const auto check = [](int& flag, auto... entryPoints)
     {
         // If a required entry point is missing, flag the whole extension as unavailable
         if (!(entryPoints && ...))

src/SFML/Window/GlContext.cpp

@@ -919,7 +919,7 @@ void GlContext::initialize(const ContextSettings& requestedSettings)
             // Desktop OpenGL:                The beginning of the returned string is "major.minor"
 
             // Helper to parse OpenGL version strings
-            static const auto parseVersionString =
+            const auto parseVersionString =
                 [](const char* versionString, const char* prefix, unsigned int& major, unsigned int& minor)
             {
                 const std::size_t prefixLength = std::strlen(prefix);