CI: Remove the arguments 'condarc' and 'cache-downloads' of the mamba-org/setup-micromamba action

Author: seisman

.github/workflows/benchmarks.yml

@@ -48,11 +48,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
-          cache-downloads: false
           cache-environment: true
           # environment cache is persistent for one week.
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}

.github/workflows/cache_data.yaml

@@ -46,10 +46,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
           create-args: >-
             python=3.13
             gmt=6.5.0

.github/workflows/ci_docs.yml

@@ -83,11 +83,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
-          cache-downloads: false
           cache-environment: true
           # environment cache is persistent for one week.
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}

.github/workflows/ci_doctests.yaml

@@ -45,10 +45,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
           create-args: >-
             python=3.13
             gmt=6.5.0

.github/workflows/ci_tests.yaml

@@ -118,11 +118,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
-          cache-downloads: false
           cache-environment: true
           # environment cache is persistent for one week.
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}

.github/workflows/ci_tests_dev.yaml

@@ -60,11 +60,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
-          cache-downloads: false
           cache-environment: true
           # environment cache is persistent for one week.
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}

.github/workflows/ci_tests_legacy.yaml

@@ -54,10 +54,6 @@ jobs:
         uses: mamba-org/[email protected]
         with:
           environment-name: pygmt
-          condarc: |
-            channels:
-              - conda-forge
-              - nodefaults
           create-args: >-
             python=3.11
             gmt=${{ matrix.gmt_version }}