Make scripts executable

- Add +x to all shell scripts
- Clone CodeQL repo only once
- Do not provide the additional_pack ./codeql/misc during QLPack
  installation

Author: Alvaro Muñoz

.github/scripts/pr-compile.sh

@@ -6,9 +6,6 @@ LANGUAGE=${2}
 # to stop recompiling all queries if multiple files are modified
 LIBRARY_SCANNED=false
 
-echo "[+] Cloning CodeQL"
-gh repo clone github/codeql
-
 echo "[+] Compiling all queries in $LANGUAGE"
 gh codeql query compile \
     --threads=0 --check-only \

.github/scripts/pr-suites-packs.sh

@@ -9,9 +9,6 @@ if [[ ! -d ./${LANGUAGE}/test/ ]]; then
     exit 0
 fi
 
-echo "[+] Cloning CodeQL"
-gh repo clone github/codeql
-
 echo "[+] Compiling all queries in $LANGUAGE"
 gh codeql query compile \
     --threads=0 --check-only \

.github/scripts/pr-tests.sh

@@ -36,11 +36,11 @@ jobs:
           gh repo clone github/codeql
           gh extension install github/gh-codeql
           gh codeql pack download "codeql/${{ matrix.language }}-queries"
-          gh codeql pack install --additional-packs=./codeql/misc "${{ matrix.language }}/ext/"
-          gh codeql pack install --additional-packs=./codeql/misc "${{ matrix.language }}/ext_library_sources/"
-          gh codeql pack install --additional-packs=./codeql/misc "${{ matrix.language }}/lib"
-          gh codeql pack install --additional-packs=./codeql/misc "${{ matrix.language }}/src"
-          gh codeql pack install --additional-packs=./codeql/misc "${{ matrix.language }}/test"
+          gh codeql pack install "${{ matrix.language }}/ext/"
+          gh codeql pack install "${{ matrix.language }}/ext_library_sources/"
+          gh codeql pack install "${{ matrix.language }}/lib"
+          gh codeql pack install "${{ matrix.language }}/src"
+          gh codeql pack install "${{ matrix.language }}/test"
 
       - name: Compile Queries
         if: steps.changes.outputs.src == 'true'