bp2build: remove header globs in generated srcs.

Not needed anymore for bp2build-incremental since https://android-review.googlesource.com/q/topic:no-include-check.

Not needed for mixed builds either, since cc compile actions aren't sandboxed.

Fixes: 186488830
Test: treehugger and go tests

Change-Id: Ib5d4908dcce6bf910a653c457bb251d726e717d4

bp2build/cc_library_conversion_test.go

@@ -114,26 +114,13 @@ cc_library {
         "-I.",
     ],
     deps = [":some-headers"],
-    hdrs = ["foo-dir/a.h"],
     includes = ["foo-dir"],
     linkopts = ["-Wl,--exclude-libs=bar.a"] + select({
         "//build/bazel/platforms/arch:x86": ["-Wl,--exclude-libs=baz.a"],
         "//build/bazel/platforms/arch:x86_64": ["-Wl,--exclude-libs=qux.a"],
         "//conditions:default": [],
     }),
-    srcs = [
-        "impl.cpp",
-        "header.h",
-        "foo-dir/a.h",
-        "header.hh",
-        "header.hpp",
-        "header.hxx",
-        "header.h++",
-        "header.inl",
-        "header.inc",
-        "header.ipp",
-        "header.h.generic",
-    ] + select({
+    srcs = ["impl.cpp"] + select({
         "//build/bazel/platforms/arch:x86": ["x86.cpp"],
         "//build/bazel/platforms/arch:x86_64": ["x86_64.cpp"],
         "//conditions:default": [],
@@ -209,13 +196,7 @@ cc_library {
         "//build/bazel/platforms/arch:x86_64": ["-Wl,--exclude-libs=libgcc_eh.a"],
         "//conditions:default": [],
     }),
-    srcs = [
-        "ld_android.cpp",
-        "linked_list.h",
-        "linker.h",
-        "linker_block_allocator.h",
-        "linker_cfi.h",
-    ],
+    srcs = ["ld_android.cpp"],
 )`},
 		},
 	}