Fix links table in v2021.1 relnotes

Fix small issue that prevented a proper rendering of the table with the
links for different Apertis images.

Signed-off-by: Walter Lozano <walter.lozano@collabora.com>

content/release/v2021.1/releasenotes.md

@@ -49,7 +49,6 @@ published quarterly, up to v2021.7.
 
 | [Apertis v2021 images](https://images.apertis.org/release/v2021/) | | | | |
 | ------------------------------------------------------------------------- |-|-|-|-|
-
 | Intel 64-bit		| [minimal](https://images.apertis.org/release/v2021/v2021.1/amd64/minimal/apertis_v2021-minimal-amd64-uefi_v2021.1.img.gz) | [target](https://images.apertis.org/release/v2021/v2021.1/amd64/target/apertis_v2021-target-amd64-uefi_v2021.1.img.gz) | [base SDK](https://images.apertis.org/release/v2021/v2021.1/amd64/basesdk/apertis_v2021-basesdk-amd64-sdk_v2021.1.vdi.gz) | [SDK](https://images.apertis.org/release/v2021/v2021.1/amd64/sdk/apertis_v2021-sdk-amd64-sdk_v2021.1.vdi.gz)
 | ARM 32-bit (U-Boot)	| [minimal](https://images.apertis.org/release/v2021/v2021.1/armhf/minimal/apertis_v2021-minimal-armhf-uboot_v2021.1.img.gz) | [target](https://images.apertis.org/release/v2021/v2021.1/armhf/target/apertis_v2021-target-armhf-uboot_v2021.1.img.gz)
 | ARM 64-bit (U-Boot)	| [minimal](https://images.apertis.org/release/v2021/v2021.1/arm64/minimal/apertis_v2021-minimal-arm64-uboot_v2021.1.img.gz)