Fix windows, linux builds as pgAdmin 4 desktop is not opening.

Make.bat

@@ -267,6 +267,8 @@ REM Main build sequence Ends
     XCOPY /S /I /E /H /Y "%WD%\runtime\src" "%BUILDROOT%\runtime\resources\app\src" > nul || EXIT /B 1
 
     COPY "%WD%\runtime\package.json" "%BUILDROOT%\runtime\resources\app\" > nul || EXIT /B 1
+    COPY "%WD%\runtime\.yarnrc.yml" "%BUILDROOT%\runtime\resources\app\" > nul || EXIT /B 1
+
     CD "%BUILDROOT%\runtime\resources\app\"
 
     CALL yarn set version berry || EXIT /B 1
@@ -274,6 +276,9 @@ REM Main build sequence Ends
     CALL yarn plugin import workspace-tools || EXIT /B 1
     CALL yarn workspaces focus --production || EXIT /B 1
 
+    ECHO Removing yarn cache...
+    RD /Q /S "%BUILDROOT%\runtime\resources\app\.yarn" 1> nul 2>&1
+
     ECHO Downloading Electron to %TMPDIR%...
     REM Get a fresh copy of electron.
 

pkg/linux/build-functions.sh

@@ -171,6 +171,7 @@ _build_runtime() {
     cp -r "${SOURCEDIR}/runtime/src" "${BUNDLEDIR}/resources/app/src"
 
     cp "${SOURCEDIR}/runtime/package.json" "${BUNDLEDIR}/resources/app"
+    cp "${SOURCEDIR}/runtime/.yarnrc.yml" "${BUNDLEDIR}/resources/app"
 
     # Install the runtime node_modules
     pushd "${BUNDLEDIR}/resources/app" > /dev/null || exit