Rename mixins after what they do, rather than where they do it

[no changelog]
Mixins are now named after what they do, and mixins for the same class that do different things should be in two
separate mixins now.

src/main/java/moe/nea/firmament/mixins/ToggleSprintPatch.java

@@ -0,0 +1,22 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.mixins;
+
+import moe.nea.firmament.features.fixes.Fixes;
+import net.minecraft.client.option.KeyBinding;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(KeyBinding.class)
+public class ToggleSprintPatch {
+    @Inject(method = "isPressed", at = @At("HEAD"), cancellable = true)
+    public void onIsPressed(CallbackInfoReturnable<Boolean> cir) {
+        Fixes.INSTANCE.handleIsPressed((KeyBinding) (Object) this, cir);
+    }
+}