Fixed echo command in General System Tweaks & Corrected NTSync command

to match current defaults

Author: Aarrayy

src/content/docs/configuration/gaming.mdx

@@ -159,10 +159,8 @@ In this case, everything after the first `%command%` is going to be ignored beca
 <TabItem label="Performance & Caching">
 
 - CPU & Sync Performance
-    - `PROTON_USE_NTSYNC=1`: Use NTSync instead of WINESync.
-        - **Benefit**: Possibility of an increase of smoothness in certain games
-        - **Note**: Experimental, may cause issues in some games
-        - **Verification**: Use `lsof /dev/ntsync` (MangoHud reports incorrectly)
+    - `PROTON_USE_NTSYNC=0`: Use WINESync instead of NTSync.
+        - **Benefit**: Possibility of fixing issues in certain games that do not pair well with NTSync.
 
 - Shader & Cache Management
     - `PROTON_LOCAL_SHADER_CACHE=1`: Enable per-game shader cache, similar to Steam's "Shader Pre-Caching".

src/content/docs/configuration/general_system_tweaks.mdx

@@ -411,7 +411,7 @@ This guide assumes you have the default CachyOS setup with ZRam enabled and no s
                         ```
                     4. Add the swap file to `/etc/fstab` to make it persistent across reboots:
                         ```bash
-                        echo "/swapfile none swap defaults 0 0" | sudo tee -a /etc/fstab
+                        echo "/swap/swapfile none swap defaults 0 0" | sudo tee -a /etc/fstab
                         ```
                 </Steps>
         </details>