Change platforms annotation to git-* tasks

Annotation about linux/amd64, linux/s390x, and linux/ppc64le platforms
was added to the latest versions of the git-batch-merge,
git-clone, git-rebase tasks.

Platforms annotation was changed for git-version task, leaving only
linux/amd64.

Signed-off-by: Yulia Gaponenko <yulia.gaponenko1@de.ibm.com>

task/git-batch-merge/0.2/README.md

@@ -38,6 +38,10 @@ There are 4 additional parameters in addition to the ones mentioned above for th
 * **commit**: The precise commit SHA that was fetched by this Task
 * **tree**: The [git tree][git-tree] object SHA that was created after batch merging the refs on HEAD.
 
+## Platforms
+
+The Task can be run on `linux/amd64`, `linux/s390x`, `linux/arm64`, and `linux/ppc64le` platforms.
+
 ### Usage
 
 [git-ref](https://git-scm.com/book/en/v2/Git-Internals-Git-References)
@@ -46,4 +50,4 @@ There are 4 additional parameters in addition to the ones mentioned above for th
 [git-user-config](https://git-scm.com/docs/git-config#Documentation/git-config.txt-username)
 [git-tree](https://git-scm.com/book/en/v2/Git-Internals-Git-Objects)
 [tide](https://github.com/kubernetes/test-infra/blob/master/prow/cmd/tide/README.md)
-[zuul-ci](https://zuul-ci.org/docs/zuul/discussion/gating.html)
+[zuul-ci](https://zuul-ci.org/docs/zuul/discussion/gating.html)

task/git-batch-merge/0.2/git-batch-merge.yaml

@@ -9,6 +9,7 @@ metadata:
     tekton.dev/categories: Git
     tekton.dev/tags: git
     tekton.dev/displayName: "git batch merge"
+    tekton.dev/platforms: "linux/amd64,linux/s390x,linux/ppc64le,linux/arm64"
 spec:
   description: >-
     This task takes a set of refspecs, fetches them and performs git operations

task/git-clone/0.4/README.md

@@ -59,6 +59,10 @@ clone takes place. This behaviour can be disabled by setting the
 * **commit**: The precise commit SHA that was fetched by this Task
 * **url**: The precise URL that was fetched by this Task
 
+## Platforms
+
+The Task can be run on `linux/amd64`, `linux/s390x`, `linux/arm64`, and `linux/ppc64le` platforms.
+
 ## Usage
 
 If the `revision` is not provided in the param of the taskrun

task/git-clone/0.4/git-clone.yaml

@@ -9,6 +9,7 @@ metadata:
     tekton.dev/categories: Git
     tekton.dev/tags: git
     tekton.dev/displayName: "git clone"
+    tekton.dev/platforms: "linux/amd64,linux/s390x,linux/ppc64le,linux/arm64"
 spec:
   description: >-
     These Tasks are Git tasks to work with repositories used by other tasks

task/git-rebase/0.1/README.md

@@ -35,6 +35,10 @@ pull and rebase (_required_).
 
 * **commit**: The precise commit SHA after the rebase.
 
+### Platforms
+
+The Task can be run on `linux/amd64`, `linux/s390x`, `linux/arm64`, and `linux/ppc64le` platforms.
+
 ### Usage
 
 This task needs authentication to git in order to push after the rebase.

task/git-rebase/0.1/git-rebase.yaml

@@ -9,6 +9,7 @@ metadata:
     tekton.dev/categories: Git
     tekton.dev/tags: git
     tekton.dev/displayName: "git rebase"
+    tekton.dev/platforms: "linux/amd64,linux/s390x,linux/ppc64le,linux/arm64"
 spec:
   description: >-
     These Tasks are Git tasks to work with repositories used by other tasks

task/git-version/0.1/README.md

@@ -28,4 +28,4 @@ Git clone with a depth of "0" is therefore needed.
 
 ## Platforms
 
-The Task can be run on `linux/amd64`, `linux/s390x` and `linux/ppc64le` platforms.
+The Task can be run on `linux/amd64` platform.

task/git-version/0.1/git-version.yaml

@@ -10,7 +10,7 @@ metadata:
     tekton.dev/displayName: "git version"
     tekton.dev/categories: Git
     tekton.dev/tags: git
-    tekton.dev/platforms: "linux/amd64,linux/s390x,linux/ppc64le"
+    tekton.dev/platforms: "linux/amd64"
 spec:
   description: >-
     This task can be used to create a version from git history