Merge pull request #3784 from dtrudg/prep-4.3.3

chore: prepare 4.3.3 release

Author: dtrudg

CHANGELOG.md

@@ -1,10 +1,11 @@
 # SingularityCE Changelog
 
-## Changes Since Last Release
+## 4.3.3 \[2025-08-20\]
 
 ### Requirements / Packaging
 
 - Requires Go 1.24.3 or above, due to various dependencies.
+- Bundled squashfuse is now 0.6.1.
 
 ### Changed defaults / behaviours
 

INSTALL.md

@@ -227,11 +227,11 @@ git submodule update --init
 By default your clone will be on the `main` branch which is where development
 of SingularityCE happens. To build a specific version of SingularityCE, check
 out a [release tag](https://github.com/sylabs/singularity/tags) before
-compiling. E.g. to build the 4.3.2 release, checkout the
-`v4.3.2` tag:
+compiling. E.g. to build the 4.3.3 release, checkout the
+`v4.3.3` tag:
 
 ```sh
-git checkout --recurse-submodules v4.3.2
+git checkout --recurse-submodules v4.3.3
 ```
 
 ## Compiling SingularityCE
@@ -334,7 +334,7 @@ build and install the RPM like this:
 <!-- markdownlint-disable MD013 -->
 
 ```sh
-export VERSION=4.3.2 # this is the singularity version, change as you need
+export VERSION=4.3.3 # this is the singularity version, change as you need
 
 # Fetch the source
 wget https://github.com/sylabs/singularity/releases/download/v${VERSION}/singularity-ce-${VERSION}.tar.gz