[no ci] Update all projections to remove version as build-cd will inject it

Author: CodeGat

babeltrace2/spack.yaml

@@ -32,4 +32,5 @@ spack:
         include:
         - babeltrace2
         projections:
-          babeltrace2: 'model-tools/{name}/2.1.2'
+          # build-cd will inject the _version into this projection
+          babeltrace2: 'model-tools/{name}'

esmf/spack.yaml

@@ -62,4 +62,5 @@ spack:
         - fms
         - fortranxml
         projections:
-          esmf: 'model-tools/{name}/v8.7.0'
+          # build-cd will inject the _version into this projection
+          esmf: 'model-tools/{name}'

fre-nctools/spack.yaml

@@ -38,4 +38,5 @@ spack:
         include:
         - fre-nctools
         projections:
-          fre-nctools: 'model-tools/{name}/2024.05-1'
+          # build-cd will inject the _version into this projection
+          fre-nctools: 'model-tools/{name}'

mppnccombine-fast/spack.yaml

@@ -41,4 +41,5 @@ spack:
         include:
         - mppnccombine-fast
         projections:
-          mppnccombine-fast: 'model-tools/{name}/2025.07.000'
+          # build-cd will inject the _version into this projection
+          mppnccombine-fast: 'model-tools/{name}'