getMSYS2GccAsThirdParty: Added the final package needed for having ou…

…r own separate deployment of the GCC-mingw-w64 stack. Had to hard-code most versions now, since it has become so convoluted.

In the future, if this kind of behaviour persists, we might have to create our own mate packages for pacman, so that it's easier to keep track of these things.

getMSYS2GccAsThirdParty

@@ -91,6 +91,11 @@ function downloadFromMSYS2Repo()
 
 #script start ------------------------------------------------------
 
+# Setting these version variables here... if we need to improve this in the
+# future, it will have to rely on some specification files per GCC version
+MSYS2_GCC_PATCH=11
+MSYS2_BINUTILS_VERSION=2.39-3
+
 PACKAGES="binutils-$MSYS2_BINUTILS_VERSION"
 
 for package in gcc gcc-libs gcc-fortran gcc-libgfortran
@@ -103,6 +108,7 @@ for package in \
     gmp-6.2.1-3 \
     mpfr-4.2.0.p4-1 \
     crt-git-10.0.0.r258.g530c58e17-2 \
+    headers-git-10.0.0.r258.g530c58e17-1 \
     winpthreads-git-10.0.0.r258.g530c58e17-1 \
     libwinpthread-git-10.0.0.r258.g530c58e17-1 \
     windows-default-manifest-6.4-4