remove openpype from self dependency in poetry

pyproject.toml

@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "OpenPype"
 version = "3.0.0-beta2"
-description = "Multi-platform open-source pipeline built around the Avalon platform, expanding it with extra features and integrations."
+description = "Open VFX and Animation pipeline with support."
 authors = ["OpenPype Team <info@openpype.io>"]
 license = "MIT License"
 homepage = "https://openpype.io"

tools/create_env.ps1

@@ -133,7 +133,7 @@ if (-not (Test-Path -PathType Leaf -Path "$($openpype_root)\poetry.lock")) {
     Write-Host ">>> " -NoNewline -ForegroundColor green
     Write-Host "Installing virtual environment from lock."
 }
-& poetry install $poetry_verbosity
+& poetry install --no-root $poetry_verbosity
 if ($LASTEXITCODE -ne 0) {
     Write-Host "!!! " -ForegroundColor yellow -NoNewline
     Write-Host "Poetry command failed."

tools/create_env.sh

@@ -160,7 +160,7 @@ main () {
     echo -e "${BIGreen}>>>${RST} Installing dependencies ..."
   fi
 
-  poetry install $poetry_verbosity || { echo -e "${BIRed}!!!${RST} Poetry environment installation failed"; return; }
+  poetry install --no-root $poetry_verbosity || { echo -e "${BIRed}!!!${RST} Poetry environment installation failed"; return; }
 
   echo -e "${BIGreen}>>>${RST} Cleaning cache files ..."
   clean_pyc