deps: Mark all the submodules to be shallowly cloned

.gitmodules

@@ -1,10 +1,15 @@
 [submodule "deps/llvm-project"]
 	path = deps/llvm-project
 	url = https://github.com/llvm/llvm-project.git
+        shallow = true
+
 [submodule "deps/bdwgc"]
 	path = deps/bdwgc
 	url = https://github.com/ivmai/bdwgc.git
 	branch = release-8_2
+        shallow = true
+
 [submodule "deps/include-what-you-use"]
 	path = deps/include-what-you-use
 	url = https://github.com/include-what-you-use/include-what-you-use.git
+        shallow = true

.woodpecker.yml

@@ -3,7 +3,7 @@ clone:
      image: woodpeckerci/plugin-git
      settings:
        depth: 1
-
+       lfs: false
 
 pipeline:
   Prepare: