Remove applications SCA dir from RP; agent specs

[DFolchA]

Related issue

Description

This PR removes the applications SCA directory from the Wazuh agent SPEC files section. This caused the following error when building the package:

RPM build errors:
    Directory not found: /build_wazuh/rpmbuild/BUILDROOT/wazuh-agent-4.3.0-0.commit55f9741.x86_64/var/ossec/tmp/sca-4.3.0-0.commit55f9741-tmp/applications
    File not found: /build_wazuh/rpmbuild/BUILDROOT/wazuh-agent-4.3.0-0.commit55f9741.x86_64/var/ossec/tmp/sca-4.3.0-0.commit55f9741-tmp/applications/*

Logs example

Tests

• Build the package in any supported platform
  • Linux
• Package installation
• Package upgrade
• Package downgrade
• Package remove
• Package install/remove/install
• Change added to CHANGELOG.md

• Tests for Linux RPM
  • Build the package for x86_64
  • Build the package for i386
  • Build the package for armhf
  • Build the package for aarch64
  • %files section is correctly updated if necessary