Update Pkg.jl (JuliaLang#39616)

* Update Pkg.jl

$ git log --pretty=format:"%h %s" fe759b2..47105aa
47105aa Add `tree_hash()` debugging output (Pkg.jl-2383)
bc8532f Run GitHub Action on master and release branches (Pkg.jl-2389)
6c1e899 Another GHA windows fix: run with bash, fix TEMP fix, add sanity check for correct Pkg under test (Pkg.jl-2390)
2a0a18d If the `JULIA_PKG_SERVER` environment variable is not set, use Git for cloning registries (Pkg.jl-2377)
5e9ecd6 Fix p7zip usage on alpine (Pkg.jl-2382)
ec6b34f prevent github actions CI git from changing \n to \r\n (Pkg.jl-2384)
cf114f3 use a consistent alternative uuid across CI platforms (Pkg.jl-2379)
f269fd4 Enable windows on github actions CI (Pkg.jl-2372)
8fbdbd9 Precompile: add `strict` kwarg to control whether indirect deps throw (Pkg.jl-2362)
320ec76 Precomp: Halve the default number of precompilation tasks in windows to avoid ReadOnlyMemoryError (Pkg.jl-2366)
76402b8 Fix invalidations from LatexStrings and PyPlot (Pkg.jl-2365)
4e93bc7 improve the `update`(REPLMode) document (Pkg.jl-2347)
4ffa905 overwrite registry folders that don't contain a Registry.toml (Pkg.jl-2356)
695d019 disable autoprecomp if --compiled-modules=no (Pkg.jl-2360)
7bf206e only use git on Windows for default pkg server (Pkg.jl-2364)
f00fa96 Deprecate `ensure_all_artifacts_installed()`
60c98c4 Add hook to augment `Platform` objects for Artifact selection
1f12cac Add test for Pkg.jl-2302, closes Pkg.jl-2302 (Pkg.jl-2352)
e54b83c Fix `is_instantiated()` (Pkg.jl-2338)
a832dca Catch errors during `recursive_dir_size()` (Pkg.jl-2345)
625d764 Registry: Change update from `cp` to `mv` (Pkg.jl-2349)
204b405 fix reference to PkgError (fixes Pkg.jl-2350) (Pkg.jl-2351)

* Add p7zip_jll to precompile tests since Pkg depends on it now.

deps/checksums/Pkg-47105aaefb7eb8bda5c002315ccf1a28be8fdabb.tar.gz/md5

@@ -0,0 +1 @@
+f186a27e09b3dca2ddf3d72273972d88

deps/checksums/Pkg-47105aaefb7eb8bda5c002315ccf1a28be8fdabb.tar.gz/sha512

@@ -0,0 +1 @@
+7d48ef4627970c02e32d6129c853806f98d08b2b1510823878c7bfe4e07c1f2e3183f46e915b3a37cdca84c21bb595e2af08aa1d8244cd51b164871590bdcec4

stdlib/Pkg.version

@@ -1,2 +1,2 @@
 PKG_BRANCH = master
-PKG_SHA1 = fe759b2449b3ace291b6a5e43bd7ecff1767ff91
+PKG_SHA1 = 47105aaefb7eb8bda5c002315ccf1a28be8fdabb

test/precompile.jl

@@ -313,7 +313,7 @@ precompile_test_harness(false) do dir
                  :Distributed, :Downloads, :FileWatching, :Future, :InteractiveUtils,
                  :LazyArtifacts, :LibCURL, :LibCURL_jll, :LibGit2, :Libdl, :LinearAlgebra,
                  :Logging, :Markdown, :Mmap, :MozillaCACerts_jll, :NetworkOptions, :Pkg, :Printf,
-                 :Profile, :REPL, :Random, :SHA, :Serialization, :SharedArrays, :Sockets,
+                 :Profile, :p7zip_jll, :REPL, :Random, :SHA, :Serialization, :SharedArrays, :Sockets,
                  :SparseArrays, :Statistics, :SuiteSparse, :TOML, :Tar, :Test, :UUIDs, :Unicode,
                  :nghttp2_jll]
             ),