pin dependency versions

Signed-off-by: Neil Johnson <najohnsn@us.ibm.com>

requirements.txt

@@ -1,11 +1,11 @@
-black >= 23.3.0; python_version >= "3.8"
-build >= 1.0.3
-ebcdic >= 1.1.1; sys_platform != "zos"
-mkdocs-material >= 9.2.8; python_version >= "3.8"
-mkdocs-minify-plugin >= 0.7.1; python_version >= "3.8"
-mkdocstrings-python >= 1.1.2; python_version >= "3.8"
-pycodestyle >= 2.10.0
-pylint >= 2.17.5
-pytest >= 7.4.2
-twine >= 4.0.2; sys_platform != "zos"
-wheel >= 0.41.2
+black==24.4.2; python_version>="3.8"
+build==1.0.3
+ebcdic==1.1.1; sys_platform!="zos"
+mkdocs-material==9.2.8; python_version>="3.8"
+mkdocs-minify-plugin==0.8.0; python_version>="3.8"
+mkdocstrings-python==1.10.5; python_version>="3.8"
+pycodestyle==2.10.0
+pylint==2.17.5
+pytest==8.2.2; python_version>="3.8"
+twine==5.1.1; sys_platform!="zos" and python_version>="3.8"
+wheel==0.41.2