Remove tab- from the front matter where unnecessary

It's weird this works, but let's just align it with the other pages,
AKA how this was supposed to work.

pages/_en-US/ds-index/ds-bios-firmware-dump.md

@@ -6,8 +6,8 @@ category: guides
 title: BIOS/Firmware Dumping
 description: How to extract the Nintendo DS or DSi BIOS/Firmware from your console
 tabs:
-  - tab-dsi-sd-card: DSi with Unlaunch
-    tab-flashcard: Flashcard
+  - dsi-sd-card: DSi with Unlaunch
+    flashcard: Flashcard
 ---
 
 Some emulators, such as melonDS, require the DS-mode or DSi-mode BIOS and firmware, which are available by extracting from your console. There are two distinct ways to achieve this, using:

pages/_en-US/ds-index/forwarders.md

@@ -6,9 +6,9 @@ category: guides
 title: DS Game Forwarders
 description: How to use DS game forwarders on hiyaCFW or 3DS HOME menu
 tabs:
-  - tab-3ds-sd-card: 3DS SD card
-    tab-dsi-sd-card: DSi SD card
-    tab-flashcard: Flashcard
+  - 3ds-sd-card: 3DS SD card
+    dsi-sd-card: DSi SD card
+    flashcard: Flashcard
 ---
 
 Forwarders are shortcuts for games that you can install to your home menu or hiyaCFW menu. You can load DS games from the SD card (using nds-bootstrap) or from a compatible flashcard (via its respective kernel) using forwarders installed to your menu of choice. <!--- I feel like this still needs a bit of work. Still better than what was there before. -->

pages/_en-US/gbarunner2/bios-dump.md

@@ -5,8 +5,8 @@ section: gbarunner2
 title: GBA BIOS Dumping
 description: How to extract the Nintendo GBA BIOS from your console
 tabs:
-  - tab-3ds-sd-card: 3DS with open_agb_firm
-    tab-gba-flashcart: GBA/DS/DS Lite with a GBA-mode flashcart
+  - 3ds-sd-card: 3DS with open_agb_firm
+    gba-flashcart: GBA/DS/DS Lite with a GBA-mode flashcart
 ---
 
 While most GBA emulators have no issue playing GBA games by itself, some emulators and hypervisors, such as GBARunner2, may need the BIOS file to properly playback some titles.