Fix workflow to push to new Libreddit Docker repo

.github/workflows/docker-arm.yml

@@ -33,6 +33,6 @@ jobs:
           file: ./Dockerfile.arm
           platforms: linux/arm64
           push: true
-          tags: spikecodes/libreddit:arm
+          tags: libreddit/libreddit:arm
           cache-from: type=gha
           cache-to: type=gha,mode=max

.github/workflows/docker-armv7.yml

@@ -36,6 +36,6 @@ jobs:
           file: ./Dockerfile.armv7
           platforms: linux/arm/v7
           push: true
-          tags: spikecodes/libreddit:armv7
+          tags: libreddit/libreddit:armv7
           cache-from: type=gha
           cache-to: type=gha,mode=max

.github/workflows/docker.yml

@@ -33,6 +33,6 @@ jobs:
           file: ./Dockerfile
           platforms: linux/amd64
           push: true
-          tags: spikecodes/libreddit:latest
+          tags: libreddit/libreddit:latest
           cache-from: type=gha
           cache-to: type=gha,mode=max