MAINT/CI: Add --ci-mode option to translation update script

In this mode the sametext heuristic is disabled which _should_ fix the
issue of the Weblate PR's CI failing because of Weblate not applying
such heuristics.

.ci/azure-pipelines/assertNoTranslationChanges.sh

@@ -18,7 +18,7 @@ git config user.name "CI"
 git config user.email "[email protected]"
 
 # Execute updatetranslations that'll commit any translation changes
-python $updateScript
+python $updateScript --ci-mode
 echo
 
 # Ger new commit hash

scripts/updatetranslations.py

@@ -49,8 +49,8 @@ def Commit(tsfiles: list) -> None:
         logging.debug('stdout: %s', res.stdout)
         exit(1)
 
-def Update(lupdatebin, tsfile: str, debuglupdate: bool) -> (int, int, int):
-    res = subprocess.run([
+def Update(lupdatebin, tsfile: str, debuglupdate: bool, applyHeuristics = True) -> (int, int, int):
+    runArray = [
         lupdatebin
         , '-no-ui-lines'
         # {sametext|similartext|number}
@@ -64,7 +64,14 @@ def Update(lupdatebin, tsfile: str, debuglupdate: bool) -> (int, int, int):
         , './src', './src/mumble'
         # target
         , '-ts', tsfile
-        ], capture_output=True)
+    ]
+
+    if not applyHeuristics:
+        runArray.insert(2, '-disable-heuristic')
+        runArray.insert(3, 'sametext')
+
+    res = subprocess.run(runArray, capture_output=True)
+
     if debuglupdate:
         logging.debug(res.stdout)
     if res.returncode != 0:
@@ -80,7 +87,8 @@ def Update(lupdatebin, tsfile: str, debuglupdate: bool) -> (int, int, int):
     parser = argparse.ArgumentParser()
     parser.add_argument('--vcpkg-triplet', type=str, required=False, help='the vcpkg triplet to use the lupdate tool from, e.g. "x64-windows-static-md"')
     parser.add_argument('--debug', dest='debug', action='store_true')
-    parser.add_argument('--debug-lupdate', dest='debuglupdate', action='store_true')
+    parser.add_argument('--debug-lupdate', dest='debuglupdate', action='store_true', default=False)
+    parser.add_argument('--ci-mode', action='store_true')
     parser.set_defaults(debug=False, debuglupdate=False)
     args = parser.parse_args()
 
@@ -111,7 +119,7 @@ def Update(lupdatebin, tsfile: str, debuglupdate: bool) -> (int, int, int):
     mismatch = False
     for tsfile in tsfiles:
         logging.debug('Updating ts file ' + tsfile + '…')
-        (resnsrc, resnnew, resnsame) = Update(lupdatebin, tsfile, args.debuglupdate)
+        (resnsrc, resnnew, resnsame) = Update(lupdatebin, tsfile, args.debuglupdate, applyHeuristics = not args.ci_mode)
         if nsrc is None:
             nsrc = resnsrc
             nnew = resnnew