PcbNew 6.99: DRC inadvertently flags aperture bridging error for mask aperture spanning items on same net
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# Description
<!-- What is the current behavior and what is the expected behavior? -->
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DRC flags ".....aperture bridges items with different nets", but the items are on the SAME net.
Stripped down project: [Aperture_Bridging_Bug.zip](/uploads/e33db4b8ba91ee82cd06a31c617644be/Aperture_Bridging_Bug.zip)
# Steps to reproduce
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1. Open the board attached
2. Run DRC
# KiCad Version
<!-- Copy version information (from main menu Help->About KiCad ->Copy Version Info) and paste it between the triple backticks below to preserve the formatting. -->
```
Application: KiCad (64-bit)
Version: (6.99.0-122-g9ba733f23f), release build
Libraries:
wxWidgets 3.1.5
libcurl/7.78.0-DEV Schannel zlib/1.2.11
Platform: Windows 10 (build 22000), 64-bit edition, 64 bit, Little endian, wxMSW
Build Info:
Date: Dec 27 2021 20:59:59
wxWidgets: 3.1.5 (wchar_t,wx containers)
Boost: 1.76.0
OCC: 7.5.0
Curl: 7.78.0-DEV
ngspice: 35
Compiler: Visual C++ 1929 without C++ ABI
Build settings:
KICAD_USE_OCC=ON
KICAD_SPICE=ON
```
issue