[gha] no use edit mode (#3601)

### Changes

Remove using `-e` for install nncf

Author: AlexanderDokuchaev

.github/workflows/conformance_weight_compression.yml

@@ -40,7 +40,7 @@ jobs:
       - name: cpuinfo
         run: cat /proc/cpuinfo
       - name: Install NNCF and test requirements
-        run: pip install -e . -r tests/post_training/requirements.txt
+        run: pip install . -r tests/post_training/requirements.txt
       - name: Print installed modules
         run: pip list
       - name: Run examples test scope

.github/workflows/mypy.yml

@@ -24,7 +24,7 @@ jobs:
           python-version: 3.10.14
       - name: Install NNCF
         run: |
-          pip install -e . torch tensorflow -c constraints.txt
+          pip install . torch tensorflow -c constraints.txt
       - name: Install mypy
         run: pip install mypy==1.8.0
       - name: Run mypy

.github/workflows/nightly.yml

@@ -40,7 +40,7 @@ jobs:
         with:
           python-version: 3.10.14
       - name: Install NNCF and test requirements
-        run: pip install -e . -r tests/tensorflow/requirements.txt
+        run: pip install . -r tests/tensorflow/requirements.txt
       - name: Print installed modules
         run: pip list
       - name: Run TensorFlow precommit