Bump Ghidra HEAD commit 5b7b12e7d

Changed files:

```
M	Ghidra/Features/Decompiler/src/decompile/cpp/constseq.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/constseq.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/coreaction.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/grammar.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/grammar.y
M	Ghidra/Features/Decompiler/src/decompile/cpp/marshal.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/marshal.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/modelrules.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/printc.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/subflow.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/subflow.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/testfunction.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/testfunction.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/type.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/type.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/typeop.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/typeop.hh
M	Ghidra/Features/Decompiler/src/decompile/cpp/variable.cc
M	Ghidra/Features/Decompiler/src/decompile/cpp/variable.hh
A	Ghidra/Features/Decompiler/src/decompile/datatests/enum.xml
M	Ghidra/Features/Decompiler/src/decompile/datatests/heapstring.xml
M	Ghidra/Features/Decompiler/src/decompile/unittests/testtypes.cc
M	Ghidra/Processors/AARCH64/data/languages/AARCH64.opinion
M	Ghidra/Processors/Dalvik/src/main/java/ghidra/dalvik/dex/inject/ConstantPoolDex.java
M	Ghidra/Processors/JVM/src/main/java/ghidra/javaclass/format/DescriptorDecoder.java
M	Ghidra/Processors/JVM/src/main/java/ghidra/javaclass/format/attributes/RuntimeParameterAnnotationsAttribute.java
M	Ghidra/Processors/PIC/src/main/java/ghidra/app/util/bin/format/elf/extend/PIC30_ElfExtension.java
M	Ghidra/Processors/TI_MSP430/data/languages/TI_MSP430.cspec
```

src/setup-ghidra-source.cmake

@@ -52,7 +52,7 @@ if("${sleigh_RELEASE_TYPE}" STREQUAL "HEAD")
   # TODO: CMake only likes numeric characters in the version string....
   set(ghidra_head_version "11.3")
   set(ghidra_version "${ghidra_head_version}")
-  set(ghidra_head_git_tag "30ef757d81c88c5fc413d9136127cfeb4c6fbf81")
+  set(ghidra_head_git_tag "5b7b12e7d016700eb0834d7421d266dd527a7355")
   set(ghidra_git_tag "${ghidra_head_git_tag}")
   set(ghidra_shallow FALSE)
   set(ghidra_patches