ship a modern nimble with lock files support (#21061)

* change `include genode/env` to an import 

ref 0b262e9496 (diff-8718bd20d8f61d6638d3d64b19efc31bcd40a6d5be8215b2a1f0b75ed93e8d56)

* fixes comments

* ship a modern nimble with lock files support

* not sure whether the latest nimble has a regression

now I'm trying  0.14.0

* change `pkgs` to `pkgs2` (#21073)

* overwrite problematic packages

* Apply suggestions from code review

* Apply suggestions from code review

* Apply suggestions from code review

koch.nim

@@ -10,7 +10,7 @@
 #
 
 const
-  NimbleStableCommit = "d13f3b8ce288b4dc8c34c219a4e050aaeaf43fc9" # master
+  NimbleStableCommit = "0777f33d1ddbd505b3aa7b714032125349323ceb" # master
   # examples of possible values: #head, #ea82b54, 1.2.3
   FusionStableHash = "#372ee4313827ef9f2ea388840f7d6b46c2b1b014"
   HeadHash = "#head"

testament/important_packages.nim

@@ -51,8 +51,8 @@ pkg "c2nim", "nim c testsuite/tester.nim"
 pkg "cascade"
 pkg "cello", url = "https://github.com/nim-lang/cello", useHead = true
 pkg "chroma"
-pkg "chronicles", "nim c -o:chr -r chronicles.nim"
-pkg "chronos", "nim c -r -d:release tests/testall"
+pkg "chronicles", "nimble install -y stew@#head; nim c -o:chr -r chronicles.nim"
+pkg "chronos", "nimble install -y bearssl@#head stew@#head httputils@#head; nim c -r -d:release tests/testall"
 pkg "cligen", "nim c --path:. -r cligen.nim"
 pkg "combparser", "nimble test --gc:orc"
 pkg "compactdict"

testament/specs.nim

@@ -105,7 +105,7 @@ type
 
 proc getCmd*(s: TSpec): string =
   if s.cmd.len == 0:
-    result = compilerPrefix & " $target --hints:on -d:testing --nimblePath:build/deps/pkgs $options $file"
+    result = compilerPrefix & " $target --hints:on -d:testing --nimblePath:build/deps/pkgs2 $options $file"
   else:
     result = s.cmd
 

tests/cpp/tasync_cpp.nim

@@ -1,7 +1,7 @@
 discard """
   targets: "cpp"
   output: "hello"
-  cmd: "nim cpp --clearNimblePath --nimblePath:build/deps/pkgs $file"
+  cmd: "nim cpp --clearNimblePath --nimblePath:build/deps/pkgs2 $file"
 """
 
 # bug #3299