manifests: fix module_platform_id

module_platform_id has a format of `platform:f34`. I have no idea why just
`f34` is used. Let's fix it.

This change is applied only to manifests based on fedora-build-v2 for now.

test/data/manifests/fedora-build-v2.ipp.yaml

@@ -10,7 +10,7 @@ pipelines:
             origin: org.osbuild.source
             mpp-depsolve:
               architecture: $arch
-              module-platform-id: $releasever
+              module-platform-id: $module_platform_id
               repos:
                 mpp-eval: repos
               packages:

test/data/manifests/fedora-build.mpp.yaml

@@ -6,7 +6,7 @@ pipeline:
           - "-----BEGIN PGP PUBLIC KEY BLOCK-----\n\nmQINBF1RVqsBEADWMBqYv/G1r4PwyiPQCfg5fXFGXV1FCZ32qMi9gLUTv1CX7rYy\nH4Inj93oic+lt1kQ0kQCkINOwQczOkm6XDkEekmMrHknJpFLwrTK4AS28bYF2RjL\nM+QJ/dGXDMPYsP0tkLvoxaHr9WTRq89A+AmONcUAQIMJg3JxXAAafBi2UszUUEPI\nU35MyufFt2ePd1k/6hVAO8S2VT72TxXSY7Ha4X2J0pGzbqQ6Dq3AVzogsnoIi09A\n7fYutYZPVVAEGRUqavl0th8LyuZShASZ38CdAHBMvWV4bVZghd/wDV5ev3LXUE0o\nitLAqNSeiDJ3grKWN6v0qdU0l3Ya60sugABd3xaE+ROe8kDCy3WmAaO51Q880ZA2\niXOTJFObqkBTP9j9+ZeQ+KNE8SBoiH1EybKtBU8HmygZvu8ZC1TKUyL5gwGUJt8v\nergy5Bw3Q7av520sNGD3cIWr4fBAVYwdBoZT8RcsnU1PP67NmOGFcwSFJ/LpiOMC\npZ1IBvjOC7KyKEZY2/63kjW73mB7OHOd18BHtGVkA3QAdVlcSule/z68VOAy6bih\nE6mdxP28D4INsts8w6yr4G+3aEIN8u0qRQq66Ri5mOXTyle+ONudtfGg3U9lgicg\nz6oVk17RT0jV9uL6K41sGZ1sH/6yTXQKagdAYr3w1ix2L46JgzC+/+6SSwARAQAB\ntDFGZWRvcmEgKDMyKSA8ZmVkb3JhLTMyLXByaW1hcnlAZmVkb3JhcHJvamVjdC5v\ncmc+iQI4BBMBAgAiBQJdUVarAhsPBgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgAAK\nCRBsEwJtEslE0LdAD/wKdAMtfzr7O2y06/sOPnrb3D39Y2DXbB8y0iEmRdBL29Bq\n5btxwmAka7JZRJVFxPsOVqZ6KARjS0/oCBmJc0jCRANFCtM4UjVHTSsxrJfuPkel\nvrlNE9tcR6OCRpuj/PZgUa39iifF/FTUfDgh4Q91xiQoLqfBxOJzravQHoK9VzrM\nNTOu6J6l4zeGzY/ocj6DpT+5fdUO/3HgGFNiNYPC6GVzeiA3AAVR0sCyGENuqqdg\nwUxV3BIht05M5Wcdvxg1U9x5I3yjkLQw+idvX4pevTiCh9/0u+4g80cT/21Cxsdx\n7+DVHaewXbF87QQIcOAing0S5QE67r2uPVxmWy/56TKUqDoyP8SNsV62lT2jutsj\nLevNxUky011g5w3bc61UeaeKrrurFdRs+RwBVkXmtqm/i6g0ZTWZyWGO6gJd+HWA\nqY1NYiq4+cMvNLatmA2sOoCsRNmE9q6jM/ESVgaH8hSp8GcLuzt9/r4PZZGl5CvU\neldOiD221u8rzuHmLs4dsgwJJ9pgLT0cUAsOpbMPI0JpGIPQ2SG6yK7LmO6HFOxb\nAkz7IGUt0gy1MzPTyBvnB+WgD1I+IQXXsJbhP5+d+d3mOnqsd6oDM/grKBzrhoUe\noNadc9uzjqKlOrmrdIR3Bz38SSiWlde5fu6xPqJdmGZRNjXtcyJlbSPVDIloxw==\n=QWRO\n-----END PGP PUBLIC KEY BLOCK-----\n"
         mpp-depsolve:
           architecture: $arch
-          module-platform-id: $releasever
+          module-platform-id: $module_platform_id
           repos:
             - id: default
               baseurl: https://rpmrepo.osbuild.org/v2/mirror/public/$releasever/$releasever-$arch-fedora-$snapshot/

test/data/manifests/fedora-ostree-commit.mpp.yaml

@@ -28,8 +28,7 @@ pipelines:
             origin: org.osbuild.source
             mpp-depsolve:
               architecture: $arch
-              module-platform-id: $releasever
-              releasever: $releasever
+              module-platform-id: $module_platform_id
               repos:
                 mpp-eval: repos
               packages:

test/data/manifests/fedora-uki.mpp.yaml

@@ -17,8 +17,7 @@ pipelines:
             origin: org.osbuild.source
             mpp-depsolve:
               architecture: $arch
-              module-platform-id: $releasever
-              releasever: $releasever
+              module-platform-id: $module_platform_id
               repos:
                 mpp-eval: repos
               packages:

test/data/manifests/fedora-vars.ipp.yaml

@@ -4,6 +4,7 @@ mpp-vars:
   arch: x86_64
   release: 36
   releasever: f$release
+  module_platform_id: platform:$releasever
   snapshot: '20220617'
   updates: '20220801'
   repos: